我曾经很鄙视那些在火车或公共汽车上蹦蹦跳跳的人,现在我不再这样了。
I used to despise jumping on the train or taking the bus, but not anymore.
英国人很少在火车上或公共汽车上说话。
一个人站在公共汽车或火车上,当车突然开动时,他为什么会倾倒呢?
Why does a person standing in a bus or train tend to fall when a sudden start is made?
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