您要查找的是不是：
- A mydriatic drug. 扩瞳药
- A poisonous alkaloid,C21H26N2O3,derived from the bark of a tree,Corynanthe yohimbe,and formerly used as an aphrodisiac,a local anesthetic,and a mydriatic. 育亨宾（宁碱），一种毒性生物碱，C21H26N2O3，从育亨宾树的树皮中提炼出来，以前被用作春药、局部麻醉剂和散瞳药。
- A poisonous alkaloid, C21H26N2O3, derived from the bark of a tree, Corynanthe yohimbe, and formerly used as an aphrodisiac, a local anesthetic, and a mydriatic. 育亨宾（宁碱）一种毒性生物碱，C21H26N2O3，从育亨宾树的树皮中提炼出来，以前被用作春药、局部麻醉剂和散瞳药
- We are testing the efficacy of a new drug. 我们正在测试新药的功效。
- His business was a cover for drug dealing. 他的商行是进行毒品交易的幌子。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
- A fire was burning in the grate. 火在壁炉中燃烧着。
- They cleaved a path through the wilderness. 他们在荒原中开辟出一条路。
- They denounced him to the police as a criminal. 他们向警方告发他是罪犯。
- This place doesn't have a very savory reputation. 这个地方的名声可不太好。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- I am a hundred percent in agreement with you. 我百分之百同意你的看法。
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- I am well aware that this is a tough job. 我深知这是一件棘手的工作。
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
