Simple purgative
[医] 单纯泻剂
🧩 词语组成解析
purgative
[['pə:gətiv]]
a. 净化的, 通便的, 赎罪的\\nn. 泻剂
🗣️ 情景例句
Morning, Marilyn.
早安， Marilyn。
Is that right?
那样对吗？
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。