platypuses怎么读？

Like humans, platypuses carry an X and a Y chromosome.鸭嘴兽跟人类一样, 也有X和Y染色体....

n.鸭嘴兽( platypus的名词复数 )...

那时候，牙科学刚起步，拔牙都不打麻药。In those days, dentistry was basic. Extractions were carried out without anaesthetic.他用过麻药,现在仍眩晕无力.He's still groggy from the anaesthetic.局麻药溶液中加入肾上腺素,使血管收缩.The addition of epinephrine to local an...

An uncultured coal - mining town; regarded him an uncultured brute.原始的采矿小镇; 把它视作粗鲁的野蛮人.However, how uncultured your knowledge structure is!可是你的知识结构怎么这样落后?How uncultured and uneducated. I wonder if he ever plans to travel...

Usually so laconic in the office, Dr. Lahey seemed less guarded, more relaxed.平常在办公室里寡言少语的莱希医生似乎少了些拘谨，多了几分轻松。...

火山灰石...

monkey的第三人称单数（三单）为：monkeys...

绒布擦坯...

are的一般过去时为：were...

sporting的音标：sporting的英式发音音标为：['spɔ:tɪŋ]sporting的美式发音音标为：['spɔrtɪŋ]...

“内涂层”的拼音为：nèi tú céng...

closeting的音标：...

She playfully rubs suntan lotion on his neck.她开玩笑地把防晒露擦到他脖子上。Where have you been to get that suntan?你上哪儿去了，晒得黑黑的？She wore a while T - shirt to show off her suntan.她穿了一件白色 T 恤以显示其晒黑的肌肤....

“二酯”的英语可以翻译为：[有化] diester ...

Guttiferae的音标：...

v.追逐...

v.与[对]…作战，争斗( battle的现在分词 )...