Undigested stool
[医] 不消化粪
🧩 词语组成解析
a. 未消化的, 未充分理解的, 未经整理的, 证券未售出的, 尚未被市场吸收的
stool
[stʊl]
n. 凳子，高脚凳;大便，粪便;根株;
v. 长出新枝;排便;
🗣️ 情景例句
We're not seeing each other anymore.
我们俩不再见对方了。
I read the newspaper over breakfast.
我边吃早饭边看报纸。
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。