5th
n. 第五（fifth）
🗣️ 情景例句
Do you think he liked my photographs?
你觉得他喜欢我的摄影吗
Yak, yak, yak.
哇哇哇！
Once we get down to the oil, it usually flows to the surface because great pressure,
一旦到达油层，石油就会由于地下巨大的压力流到地面上来，