An international team of16 scientists today reports the first direct measurement of the general rate of genetic mutation at individual DNA letters in humans.

Genetic toxicity? acute toxicity and implantation tests et al. Moreover, the price of this absorbable wound hemostatic sealant is only 5% of Tachocomb, so it could be widely used in clinical operation.

结论：经细胞毒性、遗传毒性、急毒、植入试验等均达到ISO标准，而且新型可吸收创面止血封固剂的价格仅为Tachocomb的5%，可在临床手术中广泛应用。

Yellow transparent exudate of the balsam fir; used as a transparent cement in optical devices ( especially in microscopy) and as a mounting medium.

香脂冷杉黄色透明的分泌物，用作光学设备（尤指显微镜）的透明接合剂，亦作封固剂。

Methods: This material was compared with three kinds wound hemostatic sealant from abroad after rat hepatectomy.

方法：采用大鼠肝脏切除术，与国外三种创面止血封固剂进行对比试验。

The mountains are reflected in the water.

群山倒映在水中.

We need to ensure a smooth transition between the old system and the new one.

我们得确保新旧制度间的平稳过渡。

He hitched himself onto the bar stool.

他一跃坐到了酒吧间的高凳上。

They have begun dialogues to promote better understanding between both communities

双方已经开始了对话，以增进两个社群间的彼此了解。

The tension between the two countries is likely to remain

那两个国家间的紧张局面可能会持续下去。

The new airport will improve communications between the islands.

新机场将改善岛屿间的交通联系。

Nothing cements a friendship between countries so much as trade.

贸易最能增强国家间的友谊。

This overall figure conceals wide divergences between the main industrial countries

这项综合数据掩盖了主要工业国家间的巨大分歧。

Two-way trade between the two countries increased by more than forty per cent last year

去年，两国间的双向贸易增长了40%多。

He said that communal carnage was ripping the country apart

他说种族间的相互残杀正在让这个国家走向分裂。

With urbanisation the antagonism between rich and poor sharpened

伴随着城市化的推进，贫富间的对立情绪也加剧了。

The agreement strengthened the bonds between the two countries.

协议加强了两国间的联系。

His visit is intended to strengthen ties between the two countries

他此次访问旨在增进两国间的关系。

This model represents the best compromise between price and quality.

这种型号是价格和质量间的最佳折中方案。

He slipped and fell on an airplane gangway as the cameras rolled

在摄像时他不慎滑倒在飞机座位间的通道上。

What I failed to appreciate was the distance between the two cities.

我没有意识到这两座城市间的距离。

The European members are afraid of upsetting the delicate balance of political interests

欧洲成员国害怕会打乱各政治利益集团间的微妙平衡。