Downcomer
n. 下水管, 下导管
✅ 同义词
🔁 扩展释义
【化】 下降管; 降液管; 降水管
🗣️ 情景例句
Just to have as a pet.
只是要养来当宠物。
The speech thrilled the crowd.
这演说使听众感到振奋。
He found it very difficult to get to sleep and he was rather angry with the man upstairs.
他觉得这样很难入睡， 他对楼上的人相当生气。