Pond scum
n. （浮在死水上面的）綠藻類層
?? 詞語組成解析
pond
[pɑnd]
n. 池塘;
v. 筑成池塘;
scum
[sk?m]
n. 浮渣;泡沫;糟粕;
vi. 產生泡沫;被浮渣覆蓋;
vt. 將浮渣去除掉;
??? 情景例句
I think I'll catch the train to work from now on.
我想從現在開始我會坐火車去上班。
He likes playing hide and seek.
他喜歡玩捉迷藏。
Can we go and have a drink after that?
種完這棵樹后我們能去喝點水嗎？