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
How long does it take?
要花多久时间？
How often did I tell you not to say a word?
我告诉你多少次不要讲话?
She is going to set out from the French coast at five o'clock in the morning.
她打算早上5点钟从法国海岸出发。