Areopyknometer
[机] 比重瓶比重计
🗣️ 情景例句
Fine. Good-bye.
好的，再见。
Hi, Lucy. I'll take French and Economics.
你好，露西，我想选法语和经济。
Last year we helped them with the orange-picking.We really enjoyed working on the farm.
去年我们帮他们搞苹果。我们实在太喜欢在农场干活了。