Zev
abbr. zero-emission vehicle 无污染车辆，零排放汽车
🗣️ 情景例句
and with time...
而且随着时间流逝……
It is too late to shut the stalbe door when the steed is stolen.
失马锁厩，为时已晚；贼去关门，为时已迟。
Mary is still writing letters. She's been writing letters all day.
马力还在写信，她写了一整天的信。