hygienism，hygiene，health，sanitation ；

[例句] 英国许多海滩连最起码的卫生标准都达不倒。 Many of Britain's beaches fail to meet minimum standards of cleanliness.

[例句] 卫生部门现在知道如何对付这种病了。 The health authorities now know how to deal with the disease.

satellite，moon，artificial satellite，man-made satellite，secondary planet ；

[例句] 编码信号由碟形卫星天线接收。 The coded signal is received by satellite dish aerials.

[例句] 卫星连接一定出了毛病。 Something must have gone wrong with the satellite link.

defend，guard，safeguard，defend from，entrench ；

[例句] 每个能够参加战斗的男子现在都决心要保卫这条山脊。 Every man who could fight was now committed to defend the ridge.

[例句] 为保卫祖国而献身的战士 soldiers who died in defence of their country

defend，buckler，defence，defense，muniment ；

[例句] 几队狱警一直都在探察暴乱者的防卫情况。 Squads of prison officers have been probing the rioters' defences.

[例句] “哦，我知道，我知道，”凯特以一种防卫的语气说道。 "Oh, I know, I know," said Kate, defensively.

(security) guard，safekeeping，[电影]Karaul；

[例句] 只有一名穿制服的无聊警卫可能偷听到了他们的谈话。 Only a uniformed guard stultified with boredom might have overheard them.

[例句] 他说警卫会无缘无故殴打他们。 The guards, he said, would punch them for no reason.

protect，guard，bodyguard，convoy，pick up the gauntlet ；

[例句] 刚出首都，总统无人护卫的汽车就遭到了伏击。 The President's unescorted vehicle was ambushed just outside the capital.

[例句] 他们在一些士兵的护卫下旅行. They traveled under the protection of a number of soldiers.

defend oneself，self-defense，self-defence，self-protection ；

[例句] 那些拿起武器自卫的人是些政治犯。 Those people who took up weapons to defend themselves are political prisoners.

[例句] 我们所有的警察都接受过自卫训练，能够对付持刀袭击。 All our officers are trained to defend themselves against knife attacks.

guard，defend，janitor，sentinel，ward；

[例句] 守卫停止了哼唱，猛地转过头。 The guard stopped his humming and turned his head sharply.

[例句] 一名守卫用警棍敲打金属扶手。 A guard raps his stick on a metal hand rail.

[军] advance guard，vanguard，[体] halfback，avant-courier，skirmisher ；

[例句] 芭蕾舞观众认为埃里克·霍金斯的舞蹈设计非常前卫。 The choreography of Eric Hawkins is considered radical by ballet audiences.

[例句] 队长打算在下次比赛中让布朗踢左前卫. The captain wants to play Brown at left half in the next game.

[军] rear guard，[体] full back，guard，backfielder，cover-point ；

defend，guard，protect，championship ；

[例句] 贝内特发起了一场捍卫“道德价值”、反对腐朽堕落的“自由相对论”的战争。 Bennett launched a crusade for "moral values" against decadent "liberal relativism."

[例句] 他们坚决捍卫自己认为是对的事。 They stood up for what they believed to be right.

guard，bodyguard，guarder，guardsman，lifeguard ；

[例句] 当他们走近时，每扇门外都有一名卫兵肃身立正。 Outside each door a guard sprang to attention as they approached.

[例句] 虽然他有通行证，卫兵还是直勾勾地盯着他。 The guard eyeballed him pretty hard despite his pass.

[植] winged euonymus，winged spindle tree，euonymus，wahoo ；

[例句] 南京地区卫矛矢尖蚧Unaspis euonymi Comstock一年发生3代. Unaspis euonymi ( Comstock ) is an important pest of eucinymus plants.

[例句] 去水卫矛醇 ( DAG ) 与长春新碱 ( VCR ) 联合使用,对小鼠淋巴细胞白血病L_ ( 1210 ) 有协同疗效,疗效强度决定于给药方案和剂量. The combined effect of 1,2:5,6 - dianhydrogalactitol ( DAG ) and vincristine ( VCR ) on L _ ( 1210 ) leukemia was studied.

bodyguard，kavass ；

[例句] 热诚的人权卫士 a passionate defender of human rights

[例句] 总统不带卫士在人群中自由走动安全 吗 ? Is It'safe for the President to walk about without a guard?

[医] toilet ；

[例句] 这里有76间陈设各异的卧室，都配有独立卫生间。 There are 76 individually furnished bedrooms, all with private bathrooms.

[例句] 主卧室带有独立卫生间。 The master bedroom has its own en suite bathroom.

healthful，healthy，[医] diasostic，diateretic，hygeian ；

[例句] 食物必须在卫生的环境中制作。 Food must be prepared in hygienic conditions.

[例句] 我愿称它为世界最不卫生的地区之一. I would call it one of the most unsanitary areas in the world.

entrance guard，concierge，doorkeeper，custodian ；

[例句] 德，18岁，是一家俱乐部的门卫。 Des, 18, was working as a club doorman.

[例句] 旅馆的门卫会给你叫出租车的。 The hotel porter will get you a taxi.

hygienics，hygiene，hygiastics，evectics ；

[例句] 他们的课程包括基础卫生学和医疗知识. Their course of study includes elementary hygiene and medical theory.

[例句] 方法采用文献研究、现场环境卫生学调查与可行性研究相结合的方法. Methods review and field survey were applied for the study.

[足球] centre halfback，halfback ；

[例句] 他们的左中卫踢得粗野. Their left half plays rough.

[例句] 超人埃辛又会不会再次披上中卫的斗篷? Will superman Essien be given the centre - back's cloak again?

bumf，toilet paper ；

[例句] 一卷卫生纸 a roll of toilet paper

[例句] 哦, 我还得买些卫生纸和纸餐巾. Oh, I must get some toilet paper and some paper napkins.