Cachexia mercurialis
[医] 汞毒恶病质, 慢性汞中毒
🧩 词语组成解析
n. 恶病质, 极瘦弱\\n[医] 恶病质
[医] 山靛属
🗣️ 情景例句
I needed that.
我正需要这个。
It is a good horse that never stumbles.
良马不失蹄。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。