Scum yeast
[化] 浮膜酵母
🧩 词语组成解析
scum
[skʌm]
n. 浮渣;泡沫;糟粕;
vi. 产生泡沫;被浮渣覆盖;
vt. 将浮渣去除掉;
yeast
[jist]
n. 酵母（菌）;酵母粉，酵母饼，酵母片;泡，泡沫;动乱，激动;
vi. 发酵;起泡沫;
🗣️ 情景例句
There's a time for everything.
事情要一件一件地做。
You must get used to getting up early.
你必须习惯于早起。
It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.
她刚看见它，它就立刻逃走了。专家证实，美洲狮非被逼得走投无路，是决不会伤人的。