Apparent specific gravity
[医] 外表比重
🧩 词语组成解析
🗣️ 情景例句
The speed limit here is 60 miles an hour.
这儿限速为每小时六十英里。
I'll walk you to the door.
我送你到门口。
The first settlers on the plains of America were Native Americans.
美洲平原上的首批定居者是美洲土著人。