经过3个周末的追求之后，帕梅拉接受了伦道夫的求婚。After a three-weekend courtship, Pamela accepted Randolph's proposal of marriage.他接受采访时阐述了持乐观态度的理由。In the interview he gave some grounds for optimism.许多学生并未做好接受高等教育的充分准备。Many students are no...
细胞的这种向里推进标志着原肠胚形成的开始.This pushing - in of cells marks the start of gastrulation.外胚层囊胚的外层,在原肠胚形成之后生后外胚层组织.The outer layer of a blastula that gives rise to the ectoderm after gastrulation....
Archie liked to think he kept up with current slang.阿奇喜欢那种紧跟潮流，讲满口时髦新词的感觉。Archie kept us amused with his stories.阿奇一直给我们讲故事来逗我们开心。Archie, shut up. You're prattling.阿奇，闭嘴！净废话。...