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n. 转辙器信号
🗣️ 情景例句
She's on a diet these days.
这些天她在节食。
One father is more than a hundred school-masters.
一个父亲胜于一百个教师。
The bank must obey its customer's instructions, and not those of anyone else.
银行必须遵照储户的嘱托办事，不能听从其他人的指令。