抵

The two enantiomers rotate polarized light through opposite angles, canceling each other out so that the racemic mixture has no optical activity.

两种对映体使偏振光向相反的角度旋转，彼此抵销，所以外消旋混合物没有光学活性。

The two enantiomers rotate polarize d light through opposite angles, canceling each other out so that the racemic mixture has no optical activity.

两种对映体使偏振光向相反的角度旋转，彼此抵销，所以外消旋混合物没有光学活性。

The precedent must always greatly overbalance in permanent evil any partial or transient benefit which the use can at any time yield.

所以使用这种方法，有时虽然可以得到局部的或一时的好处，但此例一开，一定抵不过它所引起的永久性危害的。

Overdraft arrangement base rate overdrawn account set off credit balance scale of charges

为受益人，以。。。为收款人透支安排基准利率透支账户抵销，分开贷方余额

"We are looking for a last line of defense and that defense has to be lethal to counter lethal intent," said Gregg Overman, spokesman for the Allied Pilots Union representing 13,500 American Airlines pilots.

由13，500名美国飞行员组成的飞行员联盟发言人格雷格·奥弗曼说：我们一直在寻找能够与致命的恐怖行为抵死抗争的最后防线。

When Pandarus had strung his bow he laid it carefully on the ground, and his brave followers held their shields before him lest the Achaeans should set upon him before he had shot Menelaus.

潘达罗斯把弓的一角抵在地上，弯起弓架，上好弦线；有人把盾牌挡在前面，那些勇敢的伙伴，以防阿开亚人善战的儿子们突然站起，在他放箭

Midway up the slope between the bridge and fort were the spectators -- a single company of infantry in line, at "parade rest," the butts of their rifles on the ground, the barrels inclining slightly backward against the right shoulder, the hands crossed upon the stock.

处于桥与要塞之间的这片斜坡中间有一群旁观者，一连列队的步兵，呈"分列式稍息"姿势，枪托抵地，枪管稍微向后倾斜倚在右肩上，双手交叉抱住枪身。

He has a similar expression at other times in the film, which is shot in black and white in Paris in a chill season; Antoine always has the collar of his jacket turned up against the wind.

这种神情在影片中曾多次出现：黑白镜头，巴黎街头，严寒季节；每次安托万总是翻起领子，抵-御-风-寒。

If we say that 5 +2 "Pastorale complex" to Shanghai residents to the suburbs to the purchase of second homes, then set off in Shanghai is now home of the ex situ wave is 11 +1 to meet the "resort" model of housing consumption.

如果说， 5 +2 "田园情结"到上海郊区的居民购买二手房，然后在上海抵销现在家里的易地波是11 +1 ，以满足"度假"模型住房消费。

An ounce of practice is worth a pound of percept.

一盎司的实践抵得上一磅的说教。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐