Equations
n. 方程式；等式；均等；均勢（equation的復(fù)數(shù)形式）
??? 情景例句
Those were great days and we were very happy.
那些日子美好極了，我們過得很幸福。
Forget it!
算了！
After that she helped her parents. She quickly cooked the supper, and cleaned the house.
之后她給父母幫忙。她很快煮好了晚餐，并把房子打掃干凈。