Isopause
等層頂
??? 情景例句
And your friends are planning to go to Columbia?
而且你的朋友們也準備上Columbia大學 ，對嗎？
What time?
什么時候？
The river which forms the eastern boundary of our farm has always played an important part in our lives.
形成我們農場東部邊界的一條河流一直在我們生活中發揮著重要作用。