Eem
[医][=emission electron microscope]发射式电子显微镜
🗣️ 情景例句
I'd like to borrow some money.
我想借一些钱。
Nothing is so certain as the unexpected.
天有不测风云，人有旦夕祸福。
'How's Tommy?' he asked.
“汤米怎么样？”他问。