{"niche":"哪些双人婴儿车在长期使用中更耐用？","description":"Which double strollers offer the best durability for long-term use?","products":[{"brand":"Evenflo","model":"Pivot Xpand Modular Travel System Double","price_gbp":328.28,"origin_country":null,"specs":{"weight":"13.7","folded_dimensions":"85.1 x 60.1 x 85.7 cm","maximum_child_weight":"25.0"},"confidence_score":null,"sources":[{"label":"Evenflo (official)","url":"https://www.evenflo.com/products/pivot-xpand-modular-single-double-strollers","currency":"USD","source_country":"US","price":439.99,"price_gbp":328.28,"scraped_at":"2026-06-14T03:35:40.405798"},{"label":"Evenflo (Travel System listing)","url":"https://www.evenflo.com/products/pivot-xpand-travel-system-litemax-infant-car-seat","currency":"USD","source_country":"US","price":549.99,"price_gbp":410.35,"scraped_at":"2026-06-14T03:35:40.405798"},{"label":"Walmart","url":"https://www.walmart.com/ip/Evenflo-Pivot-Xpand-Modular-Travel-System-with-LiteMax-Infant-Car-Seat-Sabino-Gray/13544763363","currency":"USD","source_country":"US","price":479.99,"price_gbp":358.12,"scraped_at":"2026-06-14T03:35:40.405798"},{"label":"Evenflo (official)","url":"https://www.evenflo.com/products/pivot-xpand-modular-single-double-strollers","currency":"USD","source_country":"US","price":439.99,"price_gbp":328.28,"scraped_at":"2026-06-14T03:35:42.768549"},{"label":"Evenflo (Travel System listing)","url":"https://www.evenflo.com/products/pivot-xpand-travel-system-litemax-infant-car-seat","currency":"USD","source_country":"US","price":549.99,"price_gbp":410.35,"scraped_at":"2026-06-14T03:35:42.768549"},{"label":"Walmart","url":"https://www.walmart.com/ip/Evenflo-Pivot-Xpand-Modular-Travel-System-with-LiteMax-Infant-Car-Seat-Sabino-Gray/13544763363","currency":"USD","source_country":"US","price":479.99,"price_gbp":358.12,"scraped_at":"2026-06-14T03:35:42.768549"}],"summary":"The Pivot Xpand is a full‑size modular stroller that converts from single to double with a slide‑and‑lock expansion, large EVA cruiser tires, rear suspension, and a spacious expandable storage basket. It supports children up to 55 lbs each and offers multiple seating modes including lay‑flat carriage and parent‑facing positions, making it versatile for growing families.","ideal_for":"适合长期耐用使用：稳固的钢架、后悬挂和大型 EVA 巡航轮胎增强耐用性；每座最高承重为 25.0 kg，支持更长时间的使用。"},{"brand":"NUNA","model":"DEMI Next Twin (DEMI Grow with Twin Kit)","price_gbp":746.11,"origin_country":null,"specs":{"weight":"11.79","folded_dimensions":"59.7 x 61 x 88.9","recline_positions":"4","maximum_child_weight":"22.68"},"confidence_score":null,"sources":[{"label":"Blossom","url":"https://www.blossom.baby/all-new-nuna-demi-next-now-available/","currency":"USD","source_country":"US","price":1000.0,"price_gbp":746.11,"scraped_at":"2026-06-14T03:35:42.768549"},{"label":"Destination Baby Kids","url":"https://www.destinationbabykids.com/products/nuna-demi-next-rider-board","currency":"USD","source_country":"US","price":1000.0,"price_gbp":746.11,"scraped_at":"2026-06-14T03:35:42.768549"},{"label":"Nuna (official)","url":"https://nunababy.com/usa/demi-next-stroller","currency":"USD","source_country":"US","price":1000.0,"price_gbp":746.11,"scraped_at":"2026-06-14T03:35:40.405798"},{"label":"Destination Baby Kids","url":"https://www.destinationbabykids.com/products/nuna-demi-next-rider-board","currency":"USD","source_country":"US","price":1000.0,"price_gbp":746.11,"scraped_at":"2026-06-14T03:35:40.405798"},{"label":"Blossom","url":"https://www.blossom.baby/all-new-nuna-demi-next-now-available/","currency":"USD","source_country":"US","price":1000.0,"price_gbp":746.11,"scraped_at":"2026-06-14T03:35:40.405798"},{"label":"Nuna (official)","url":"https://nunababy.com/usa/demi-next-stroller","currency":"USD","source_country":"US","price":1000.0,"price_gbp":746.11,"scraped_at":"2026-06-14T03:35:42.768549"}],"summary":"The NUNA DEMI Next converts from single to double (twin) with 25+ modes, includes a rider board, foam-filled all-terrain tires, dual suspension, and an extendable UPF50+ Aire Protect canopy. It supports children up to 50 lbs per seat and folds compactly for storage, suited for families needing a modular, premium double stroller. ","ideal_for":"适合长期耐用需求：坚固的 aluminium 框架、定制双重避震、泡沫填充全地形轮胎，以及每座高达 50 lbs (22.68 kg) 的承重上限。"}]}