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
Could you explain it more precisely for us?
您可不可以讲得详细一点？
Why didn't you try again?
为什么你不再试一次？
'The fire broke out in the basement.I went down immediately,of course,
“地下室突然着火，我当然马上下去了。