Purchase unit
[经] 采购部门
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Oh, you're being a really good sport about this, Marilyn,
噢，在这件事情上，你倒变成一个看得很开的人， Marilyn?nbsp;
The moon does not heed the barking of dogs.
月亮不怕狗吠。
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!
因此，从月球到地球的25万英里所消耗的能量要比从地球表面进入地球轨道的200英里所耗能量少97%。