ulcer的复数形式怎么写？

ulcer的音标：ulcer的英式发音音标为：['ʌlsə(r)]ulcer的美式发音音标为：['ʌlsɚ]...

n.溃疡，腐烂物，道德败坏...

The doctor advised him to use fulguration to treat his ulcer.医生建议他采用电灼疗法治疗溃疡.The ulcer has perforated.溃疡已穿孔.Winston reached down and cautiously scratched his varicose ulcer.温斯顿把手伸下去,小心翼翼地搔他的脚脖子.The occurrence of peptic u...

The ulcer had been troubling her for several years.溃疡已经折磨她好几年了。"It's my ulcer," he added by way of explanation.“那是因为我得了溃疡，”他补充解释说。A bacterium is identified as the cause for his duodenal ulcer.一种细菌被断定为造成他十二指肠溃疡的根源....

n.冒名顶替者，骗子...

enervate的第三人称单数（三单）为：enervates...

“浸透”的英语可以翻译为：soak，saturate，steep，infuse，endosmosis ...

“无叶定”的英语可以翻译为：aphyllidine ...

They interceded with the authorities on behalf of the detainees.他们为被拘留者向当局求情。He interceded with the teacher for me.他为我向老师求情.He interceded in my behalf.他替我说情....

“未成熟”的拼音为：wèi chéng shú...

If such materials became generally available to the optics industry the payoffs from such a breakthrough would be enormous.如果这些材料能够普遍用于光学产业，那么这一突破带来的收益将非常巨大。This part of the subject is called physical optics.这部分内容叫做物理光学....

n.水螅体...

heavy的最高级为：heaviest...

ethmoid的音标：ethmoid的英式发音音标为：[eθ'mɔɪd]ethmoid的美式发音音标为：[eθ'mɔɪd]...

Argos的音标：Argos的英式发音音标为：['ɑ:ɡəus]Argos的美式发音音标为：['ɑrɡɑs, -ɡəs]...

Refractory children , lunatics, and criminals may require authority, and may need to be forced to obey.对倔强的儿童, 精神病人以及犯罪的人,需要使用权力, 或者需要强迫服从.The number of lunatic is as finite as the number of lunatics.疯狂的书籍和疯狂的人一样数量有限.All...

cockup的音标：cockup的英式发音音标为：['kɒkʌp]cockup的美式发音音标为：['kɒkʌp]...

contrive的第三人称单数（三单）为：contrives...

abbr.dark curtain closed 谢幕，double concave 两面凹的，double cotton covered 双层棉覆盖的...