Flocculants
n. 絮凝劑，凝聚劑(flocculant的復(fù)數(shù)形式)
??? 情景例句
I plan to get help
我打算爭取
May I take your message?
你需要留言嗎？
for the monotonous rhythm of the wheels clicking on the rails soon lulls you to sleep.
車輪與鐵軌間單調(diào)的嘎喳聲很快就會(huì)送你進(jìn)入夢鄉(xiāng)。