他论证说,生物是由于一些小的遗传变异的积累而逐渐演变的.He argued that organisms evolve gradually by accumulating small hereditary changes.蛋白酶是阻止非典病毒变异的关键物质.A protease is key to the replication of the virus.标准离差是变异的正直根.The standard deviation is the...
She leads a gay and wild life.她过着放荡不羁的生活。A poet could not but be gay in such a jocund company.一个诗人在这种兴高采烈的同伴中自然而然地会快乐。Legalizing gay marriage will open the door to all kinds of crazy behavior.同性婚姻合法化会让人们开始各种疯狂的行为.He has ...
昨天至少30名攀登者登上了顶峰。Yesterday no fewer than thirty climbers reached the summit.攀登者一失足掉下去摔死了。The climber slipped and dropped to his death.攀登者越爬越高.The climbers mounted higher and higher....