Lichens
n. 地衣類；地衣（lichen的復數）
??? 情景例句
I get your point, but there are other things we have to consider.
我明白你的意思，可是我們還需要考慮其它一些事情。
Three removes are as bad as a fire.
三次搬家猶如一次失火。
Yes, that's right. Good!
對，正確，很好！