Infrastructrue
n. 深部构造；基底；下地壳层；下部结构设施
🗣️ 情景例句
I'll be the leader.
我来当指挥。
Now, shall we begin?
现在，我们开始吧。
OK, everyone. Less noise, please! Gather round and listen carefully. First we are going to search the beach and the rock pools. Let me remind you what we are looking for: seaweeds, fish, plants, all living things. When you find anything, make a note where
00在这里集合，游泳之后再吃午餐。别着急！我们有足够的时间。