Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide.火星的大气层极其稀薄，几乎全部由二氧化碳构成。The planet Mars will be visible to the naked eye all week.整周都可以用肉眼观察到火星。He stole a Mars bar from the school tuck s...
I condole with you. We have lost a most dear and valuable relation.我向你表示唁慰. 我们失去了一位最可爱的、最可贵的亲人.We condole with him on [ up on ] his loss.我们对他的损失 深表 同情.condole with sb. on the death of his father为某人父亲的逝世向他表示哀悼We condole w...
陈旧的石制牛食槽仍然放在大门口。The old stone cattle trough still sits by the main entrance.那些猪从同一食槽里取食.The pigs fed off the same trough.我看到它落在地上的食槽那开始自己的美餐.It landed on bird feeder and began eating dinner as I watched....
对偶体彼此相连于称为着丝粒的缩小的区域.The duplicates are attached to each other at a constricted region called the centromere.随着染色体的复制, 着丝粒始终连接着形成的两个染色单体.Following the replication of chromosomes, resultant chromatids remain attached at th...