Viridite
針鐵綠泥石
??? 情景例句
for reading to the kids in the hospital.
為住院的孩子朗讀。
He came at a bad time.
他來的不是時候。
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
因為如果有列火車開進隧道，它就把新鮮空氣隨之抽進了隧道。