It is compulsory for all motorcyclists to wear helmets.所有骑摩托车的人都必须戴头盔，这是强制性的。The shop at the corner of the street sells helmets.街道拐角那家商店出售安全帽.Protective helmets must be worn on site.在工地必须戴防护帽....

shelved的音标：shelved的英式发音音标为：[felvd]shelved的美式发音音标为：[felvd]...

n.上皮新（成药）...

In Rio, nearly forty people have been held to ransom this year alone...在里约热内卢，仅今年一年就有近40人被绑票。Presidential elections are due to be held in ten days' time...总统竞选将在10天后如期举行。That's the primary reason the company�...

'Our Billy doesn't eat them ones,' Helen said.“咱家比利不吃那些东西，”海伦说。Helen's choice of lipstick was a good match for her skin-tone.海伦选择的唇膏很适合她的肤色。Helen described life in a weightless environment during her ...

helioscope的音标：helioscope的英式发音音标为：['hi:lɪəskəʊp]helioscope的美式发音音标为：['hilɪrˌskoʊp]...

vt.& vi.帮助，有助于， 有利于vt.治疗，避免，招待（客人），给…盛（饭、菜）n.帮助，助手，补救办法，有用vi.（在餐桌旁）招待，侍应，作仆人（或店员、服务员等）int.[呼救语]救命！...

heliograph的现在完成时为：heliographed...

heliocentricism的音标：heliocentricism的英式发音音标为：[ˌhi:lɪəʊ'sentrɪsɪzəm]heliocentricism的美式发音音标为：[ˌhilɪoʊ'sentrɪsɪzəm]...

Children are dying, and I am helpless to do anything.孩子们已奄奄一息，而我却无力做任何事情。They are not merely helpless victims.他们并非无助的受害者。the helpless victims of war无助的战争受害者...

helve的音标：helve的英式发音音标为：[helv]helve的美式发音音标为：[hɛlv]...

helm的音标：helm的英式发音音标为：[helm]helm的美式发音音标为：[hɛlm]...

v.不得不，无奈...

helmintin的音标：helmintin的英式发音音标为：['helmɪntɪn]helmintin的美式发音音标为：['helmɪntɪn]...

Shelves的音标：Shelves的英式发音音标为：[ʃelvz]Shelves的美式发音音标为：[ʃelvz]...

To give birth to ( whelps or a whelp ).下 ( 崽), 产(仔 )Mr. Harthou wondered why the whelp looked so ill.赫得豪士奇怪这狗崽子为什么显得如此有气无力.This whelp is the only person she loves!这狗崽子便是她唯一钟爱的人了!That is the sole consideration which can m...

To separate ( flax fibers ) with a hatchel.用亚麻针排分开 ( 亚麻纤维 )...

盘孢子...

n.居所，避难所，（无家可归者或受虐待者的）收容所，遮蔽vt.掩蔽，庇护，保护vi.躲避，避难...

Helicobacterium的音标：...

...

抗蠕虫药...

Minerva depicted herself with helmed head, her Aegis covering her breast.密涅瓦把自己描绘成带着头盔, 用盾牌护住自己的胸部....

n.日照纸...

n.农奴（大写时尤指古斯巴达的农奴）...

chelate的现在完成时为：chelated...

adj.[医] 内皮的...

n.（传布疟疾寄生虫的）按蚊...

I have two assistants who help with the admin.我有两个助手协助经营。I got roped in to help with the timekeeping.我被拉来帮忙计时。Oxfam may also help with the transportation of refugees.乐施会也会帮助运送难民。...

shelling的音标：shelling的英式发音音标为：['ʃelɪŋ]shelling的美式发音音标为：[]...