Altrasonograph
超声图像记录仪
🗣️ 情景例句
I know.
我知道。
The child embarrassed me by asking unexpected questions.
那小孩问了些出乎意料的问题使我困窘。
Live animals? I didn' t know we were going to take live animals with us, Sir.
活的动物？我还不知道我们要带活的动物，先生。