Gravimeter
n. 比重计, 重力计\\n[医] 比重计, 比重测定器
🗣️ 情景例句
will see it and hear it?
看到和听到它呢？
No sweet without some sweat.
不劳则无获。
French test are awful, aren't they?
法语太可怕了，你说呢？