Deepening
n. 加深, 延深；向下侵蚀
✅ 同义词
🗣️ 情景例句
Not at all. We'll meet our general manager tomorrow.
不客气，明天带你去见一下我们总经理。
How wide is this bridge?
这座桥有多宽？
This platform would serve as a port and a railway station.
如果再建些伸出海面的高大的烟囱状通风管，