Echograph
n. 回声深度记录器
✅ 同义词
🗣️ 情景例句
Please try to keep relaxed, sir.
别太紧张，先生。
Yesterday it rained all day.
昨天整天下雨了。
This combines a typewriter keyboard, a printer and a computer.
这种机器把打字机键盘、打印机和电脑连接起来。