1. 苹果小贩手推车：Amtrac 水陆两用车 | Applecart 苹果小贩手推车 | Baby Buggy 婴儿车
1. 破坏计划;扰乱制度;打乱安排
If you upset the applecart, you do something which causes a plan, system, or arrangement to go wrong.
e.g. They may also be friends of the chairman, so they are reluctant to upset the applecart.
他们也可能是主席的朋友，所以他们不愿从中作梗。
noun
1. a handcart from which apples and other fruit are sold in the street
2. the planning that is disrupted when someone `upsets the applecart''