latch

1. It has no latch , and doesn 't switch the ipad screen on and off .

它没有碰锁，不能开关ipad2的显示屏。

2. Through a series of experiments in ferrets , he isolated a strain with four mutations that helped the virus latch on to and infect cells in the throat .

通过一系列在雪貂身上的实验，他分离出一个具有四个突变的毒株，它们有助于病毒抓住并感染喉部细胞。

3. Dendritic cells normally latch on to bacteria and viruses before migrating to the lymph nodes , where they present the alien material to the immune system 's " killer " t-cells that seek and destroy such invaders .

胞在入淋巴之前通常抓住菌和病毒，在淋巴它己物提供免疫系的“手”t胞，t胞找并入侵者。

更多: >如何使用 "latch" 造句