Retroreflection
n. [物]回射
🗣️ 情景例句
Will you please take this upstairs, Susan?
麻烦你把这个带上去好吗， Susan？
Many hands make a burden lighter.
众擎易举。
You see, the school will be expensive to run and we shall need a lot of good teachers.
你知道，办这所学校要花很多的钱，我们需要很多好教师。