Sulfonated
[化] 磺化的
🗣️ 情景例句
What are you afraid of?
你怕什么
He is proud of his achievement.
他为自己取得的成就感到骄傲。
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出，由于人们从全国各地纷纷前来参观这棵树，