Vacuum range
[电] 真空范围
🧩 词语组成解析
range
[reindʒ]
n. 范围;射程;类别;（山脉，房屋等的）排列;
vi. 搜索;变化;延伸;漫游;
vt. 排列;（按一定位置或顺序）排序;把…分类;徘徊;
adj. 牧场的，放牧区的;
🗣️ 情景例句
Don't forget to bring me a souvenir.
别忘了给我带回点儿纪念品。
If you can find another pair of tickets we'll have enough for a dozen people.
如果你能再找到两张，我们就可以有十二个人去了。
It looks as if she's gone away for a few days.
好象她要外出好几天了。