sac的复数形式怎么拼写？

The chalazal megaspore of a linear tetrad develops into a polygonum type sac.四分体线行排列,合点端的大孢子发育为蓼型胚囊.The heart sounds are muffled when the pericardial sac is distended with fluid.当心包充满液体时心音减弱.With embryo sac haustoriumcha...

sac的音标：sac的英式发音音标为：[sæk]sac的美式发音音标为：[sæk]...

n.（动植物组织中的）囊，液囊abbr.缩写 = (US) Strategic Air Command 战略空军司令部。...

Amniocentesis is the removal of fluid from the amniotic sac.羊膜穿刺术是从羊膜囊抽取羊水的技术.The heart sounds are muffled when the pericardial sac is distended with fluid.当心包充满液体时心音减弱.Starch grains present in the embryo sac and placent...

The police managed to piece together the jigsaw and reconstruct the victim’s last hours.警方成功地将线索拼在一起，重现了受害人生前最后几个小时的情况。...the jigsaw of high-level diplomacy.高层外交的错综复杂to do a jigsaw拼图画A jigsaw puzzle can keep me absorbed ...

n.内应力测定仪...

“重读”的英语可以翻译为：epetition...

To ridicule or satirize in or as if in a lampoon.嘲讽用讽刺作品或好象用讽刺作品嘲弄或讽刺.Such gaffes and inexperience made Mr Kaczynski easy to lampoon.上述种种失态与缺乏经验,让卡钦斯基先生轻易成为讽刺的对象.His cartoon mercilessly lampoon the leading politician of ...

At that, Reno lost her cool composure.听了那句话，雷诺失去了冷静。He lost his temper after a driver flashed her headlights as he overtook...一个女司机在他超车时不停地闪着车前灯，这让他火冒三丈。The woman lost about 1.8kg of fatty tissue during the week's f...

n.航空地质学...

doublures的音标：doublures的英式发音音标为：[du:'bljʊəz]doublures的美式发音音标为：[du'bljʊrz]...

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His gruff exterior concealed one of the kindest hearts.他粗暴的外表下藏着一颗非常善良的心。With kindest regards to you all.向各位问候.He's the kindest and sincerest person I've ever met.他是我所见过的最友善、最真诚的人。He's the kindest and sinc...

dosage的复数形式为：dosages...

He's always boasting about how clever his children are.他总是自吹他的小孩是多么聪明.This chap likes to exaggerate and is good at nothing but boasting.这个人言过其实,就会吹牛皮放大炮.Let's not have any boasting.咱们谁也别说嘴....

"Tell me what to do!" she implored him.她哀求他说：“求你告诉我该怎么办！”She implored him to stay.她恳求他留下。She implored him with tears in her eyes to forgive her.她含泪哀求他原谅她....

“包销”的英语可以翻译为：have exclusive selling rights，be the sole agent for a production unit or a firm，exclusive sales，underwrite （用于有价证券） ...

“小吃”的拼音为：xiǎo chī...

n.数学...