外毒素对几乎所有生命形式包括人有毒. 具有 广谱 杀虫活性.It is toxic to almost all forms of life including humans. It has broad - spectrum insecticidal activity.外毒素是RNA聚合酶的抑制剂,在各个生化过程中与ATP起竞争作用.Beta - exotoxin is an inhibitor of RNA polymerase and...
She was struck by his simple, spellbinding eloquence...她被他那率直、富有鼓动性的口才迷住了。She was struck by his simple, spellbinding eloquence.她被他那率直、富有鼓动性的口才迷住了。There are spellbinding flowers and there in the park.公园里处处是令人心醉神迷的鲜花.Gray ...
I feared I wouldn't be able to control such a strong horse.我怕我驾驭不了这么强壮的马。The horse reared up in fear, throwing its horsewoman off.马被吓得用后腿站立起来, 把女骑手甩了下去.I saw a girl riding a horse...我看见一个骑马的女孩。When they came to the ...
Once the cab was also passed by a calash rapidly whirled along by two post - horses.有一次,单人马车越过一辆由两匹马拉着正在疾驰的四轮马车.And he threw himself back in the calash, not this time to sleep, but to think.于是他便往背垫上一靠, 但这一次可不是睡觉而是动脑筋了....