?? 詞語組成解析
pit
[pit]
n. 井;煤礦;麻子;（賽車道旁的）修理加油站;
vt. 使有麻子;使有凹陷;
vi. 凹陷;起凹點;
river
['riv?]
n. 河，江;溪，巨流;
??? 情景例句
Shall we have a chat in the sitting room over the tea for a while?
我們在客廳呆一會兒，喝茶聊天好嗎？
Then,it's usually time to wake up my little brother.
然后，通常是我弄醒我的弟弟的時間。
A planet would have to be a very long way from it to be capable of supporting life.
那么一顆行星為了維持生命就要離開的它的恒星非常遠。