Space-charge tube
[电] 空间电荷管
🧩 词语组成解析
space
[spes]
n. 空间，太空;空白，间隔;空隙;片刻;
vt. 把…分隔开，留间隔于…之间;
vi. 以一定间隔排列;
🗣️ 情景例句
I wish Robbie and Alexandra had come to this meeting.
我真希望Robbie和Alexandra已经来参加开会。
Each bird loves to hear himself sing.
鸟儿都爱听自己唱歌。
The American president who fought for the freedom of slaves in the USA.
为美国奴隶的自由而战的美国总统。