小鼠中的H -2 同种抗原是最强的组织相容性抗原.In mice the H - 2 isoantigens are the strongest histocompatibility antigens.某些抗原或者联合抗原可比其它抗原作用强得多.Some antigens, or combinations of antigens, are much more potent than others.抗原与致敏的肥大细胞表面互相作用.Ant...
Explorers traced the Nile River to its several headstreams in Central Africa.探险者在中非找到了尼罗河的几处源头.Abu Simbel is a village of southern Egypt on the Nile River.阿不辛波古庙是埃及南部尼罗河沿岸一村庄.The tour package features a three - day, two ...
He had got his neck out of the yoke of matrimony.他已经摆脱了婚姻的枷锁.It isn't possible that you were so misguided as to think I would propose matrimony? "你不会糊涂到认为我会向你求婚 吧 ?When the blind lead the blind, they both fall into ...
It took a moment for Mark to recover his poise.马克过了一会儿才恢复镇静。Her plane broke down and it was 18 hours before she got there. It took her three days to recover.她乘坐的飞机出了故障，18个小时后她才到达那里。之后她花了3天时间才完全恢复过来。People used to go to s...