Umbilical fuagi
[医] 脐海绵肿
🧩 词语组成解析
a. 脐带的, 脐的, 近脐的, 关系密切的\\n[医] 脐的
🗣️ 情景例句
if you don't mind listening.
假如你不介意听的话。
This nation is noted for its scientific accomplishments.
这个国家以科学成就闻名。
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。