Pond scum
n. （浮在死水上面的）绿藻类层
🧩 词语组成解析
pond
[pɑnd]
n. 池塘;
v. 筑成池塘;
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;
🗣️ 情景例句
I'm calling to know if it would be at all possible to cancel our reservation.
我打电话想知道我们的预约是否有可能取消。
Good news goes on crutches.
好事不出门。
Then, jumping into the car, he drove off as quickly as he could.
然后跳进车里，以最快的速度把车开走了。