Problems
n. 問題；難題（problem的復數）
? 同義詞
?? 反義詞
??? 情景例句
We looked at a lot of houses.
我們看了好多房子。
Throw away the apple because of the core.
因噎廢食。
When a shock came, it shook the rigid table upon which these stood.
一旦有地震，就會震動豎立在堅硬的桌子上的木棒。