Polereverser
换向器
🗣️ 情景例句
I love it when people come over to visit.
我喜欢别人来造访。
I haven't the slightest idea.
我一点儿都不知道。
Some children were playing games on the bank and there were some people rowing on the river.
河岸上有些孩子正在玩耍，河面上有些人正在划船。