Zev
abbr. zero-emission vehicle 无污染车辆，零排放汽车
🗣️ 情景例句
I'd like to convert some RMB yuan to US dollar, please.
请将我的一些人民币换成美元。
Old vessels must leak.
旧船必漏。
Knowledge began to increase as soon as the thoughts of one individual could be communicated to another by means of speech.
人一旦能用语言同别人交流思想，知识的积累便开始了。