Some species of genera Aglaia, Trichilia and Toona contain very effective limonoids against insects as well.来自楝属 、 印楝局的植物在杀虫活性、有活性种类数量方面高于其它属,米仔兰属、鹧鸪花属和香椿属的植物也有较高的杀虫活性....
Skiers should be particularly choosy about the insurance policy they buy.滑雪者在选择购买保险的问题上应该尤其慎重。When entering a trail or starting a descent, yield to other skiers.进入滑雪道或开始下滑时，要给其他滑雪者让路。Campbell is one of an ever-growing nu...
Stein rolled up the paper bag with the money inside.斯坦把装了钱的纸袋卷了起来。Hundreds of tightly rolled newspapers were set aflame among the 50,000 crowd.几百张卷紧的报纸在为数5万的人群中被点燃。They just rolled about on the floor punching each other ...
Just when she was ready to dip into her savings, Greg hastened to her rescue.正当她准备动用自己的存款时，格雷格赶来给她救了急。She turned and looked at Greg.她翻过身来看了看格雷戈.After walking home in the rain, Greg came down with a nasty cold.在雨中走路回家之后, ...
hew down a branch砍下一根树枝And many strokes , though with a little axe , hew down and fell the hardest - timbered oak.最坚硬的橡木, 也终会在小斧的无数次劈砍中倒下.Hew out of the West branch manager Huang said.满堂红西槎分店黄店长如是说.They hew it out of the...
把你自己想象成轮轴,周围由关系的辐条环绕.Imagine yourself as center of a wheel surrounded by spokes of contacts.他手里拿着两脚规,是用两根长辐条做成的.In his hands he holds a compass made of two pointed sticks.用户重视欧姆磁铁,自行车车轮辐条.The user attaches ohm magnets to...
He has received extensive corrective surgery to his skull.他的头骨做过大面积的矫形手术。It's a fair guess to say that the damage will be extensive.说损失会很严重想必猜得不错。They began to lay in extensive stores of food supplies.他们开始储备大量食物。...
It has a dormer roof joining both gable ends.带天窗的斜屋顶连接着两边的山墙。I don't like the ugly look of that hole in the gable.我不喜欢山墙上的那个难看的窟窿.I am a Clark Gable nut : I have seen all his films.我是 克拉克·盖博 的影迷,我看过他演的所有影片....