Ion-current amplifier
[化] 离子流放大器
🧩 词语组成解析
ion
['aiən]
n. <物>离子;
🗣️ 情景例句
Have you filled in the baggage declaration?
行李申请单填好了吗？
It will take me several hours if I really look at everything.
如果全部参观的话，那得需要好几个小时。
but children were then too cowed to let them know how they really felt.
孩子们只不过被吓得不敢让父母知道自己的想法罢了。