n. (一件)工作;职责;职业;(作为一个单元处理的)作业;
vt. 承包;代客买卖;
vi. 做零工;作包工;打杂;
🗣️ 情景例句
Do you have a cell phone?
你有手机吗?
Here, have some coffee on me.
来,我请你喝咖啡。
it requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth's surface into orbit!