Copycmd
n. COPY命令的环境变量
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
Let's make a date to go shopping next Thursday.
让我们确定下星期四去购物的时间。
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。