Iatron
投影电位示波器
🗣️ 情景例句
No sweat.
小事儿。
Very well, sir. Please fill out this remittance slip.
好的，先生。请填写这张汇款通知书。
If we could stay as vigorous as we are at twelve,
假如我们能保持12岁时的旺盛生命力，