helmet的复数形式怎么拼写？

The welder took off his helmet, disclosing a sweating face.焊工取下了护面罩, 露出一张流着汗水的脸.The plaintiff was guilty of contributory negligence for failing to wear a crash helmet.原告因未戴安全头盔而负有连带责任。Atop Athena's helmet, between w...

helmet的音标：helmet的英式发音音标为：['helmɪt]helmet的美式发音音标为：['hɛlmɪt]...

n.头盔，钢盔，盔形物，盔状物，[植]盔状花冠vt.给…戴上头盔...

A man in a crash helmet was mounting a motorbike.一位戴头盔的男子正跨上摩托车。He pulled on a battered old crash helmet with a scratched visor.他戴上了一顶破旧的防护头盔，上面的面罩已有划痕。Miners wore a helmet as a guard against falling rocks.矿工头戴钢盔,防护落下的岩石...

对于日月雷矿 PRT -2,通过自然沉降法选矿,可使蒙脱石含量达到87.19%.The content of montmorillonite of bentonite ( PRT - 3 ) from Riyuelei reached 87.17 % after natural sink.采用凝聚沉降法从制药厂废醪中回收蛋白质.Coagulation - precipitation process is used to recover ...

n.铱...

A rare site for an epidermoid cyst is herein reported.摘要本报告要报告一例长在脚底的表皮样囊肿.We usually treated patients with epidermoid cancer with surgery and postoperative radiotherapy.治疗则依病理特性而定,原则上上皮癌以手术与放射线合并治疗.Conclusion: Diffusion...

feprazone的音标：feprazone的英式发音音标为：[fepreɪ'zəʊn]feprazone的美式发音音标为：[fepreɪ'zoʊn]...

centric的音标：centric的英式发音音标为：['sentrɪk]centric的美式发音音标为：['sentrɪk]...

n.开垦，开垦地v.开垦...

He had him in a headlock.他夹住了他的头。...

“裂缝”的拼音为：liè fèng...

异鸡蛋花素...

n.莎士比亚(1564-1616，英国诗人、剧作家)...

“血流”的英语可以翻译为：lood flow，bloodstream，blood stream ...

cyclobutyl的音标：cyclobutyl的英式发音音标为：[saɪkləʊ'bju:tɪl]cyclobutyl的美式发音音标为：[saɪkloʊ'bjutɪl]...

senseless的音标：senseless的英式发音音标为：['sensləs]senseless的美式发音音标为：['sɛnslɪs]...

这位白发的农民默想着他过去所受的苦难.The hoary peasant mused over his past sufferings.白发的产生部分原因是褪黑素减少或完全停止产生褪黑素.Gray hair results when, for some reason, the production of melanin is reduced, or stops completely....

结肠灌洗...