Thiaindan
苯并二氢噻吩
🗣️ 情景例句
Alexandra's coming over to help me
Alexandra就要来帮我
Charity begins at home, but should not end there.
仁爱须由近及远。
Last year was a bad year for the company. There was a big fall in sales.
去年公司不景气。销售额骤减。