Scientists call this claw shape the antibody molecule's idiotype.科学家称这种爪型为抗体微小颗粒的遗传型.If the antibody reacted, the blood was tainted and should be discarded.如抗体发生反应, 则说明血液已被感染,便不能使用.It marshals the same antibody resp...
Arrivals continue to be abundant.到货仍然源源不断.The company had eight departures and 11 new arrivals on its management board in 1980-1989.在1980至1989年间，公司管理委员会离职8人，新吸收11人。Some new arrivals lose hope even before they start hunti...
The magnolias are in blossom and they attract many swallows.玉兰花开吸引了许多燕子.There were swallows in the cloudless blue sky...燕子在万里无云的蓝天飞翔。The swallows are building a nest under the roof of our house.燕子正在我们的屋檐下筑巢.Thoughts pass...