Forescatter
前向散射; 前向散射器
??? 情景例句
And good luck! I've got to go.
祝你好運 我得走了。
My dorm is segregated; but we have weekend parietal hours.
我的宿舍是隔離的，但是，周末有一起相處的時間。
It has never been explained why university students seem to enjoy practical jokes more than else.
誰也弄不清為什么大學生好像比任何人都更喜歡惡作劇。