preservative

adjective

/prɪˈzɜːvətɪv/

/prɪˈzɜːrvətɪv/

[only before noun]

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preventing food or wood from decaying (= being destroyed by natural processes)防腐剂；保护剂
- the preservative effects of freezing冷冻的防腐保护作用。

preservative

noun

/prɪˈzɜːvətɪv/

/prɪˈzɜːrvətɪv/

[countable, uncountable]

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a substance used to prevent food or wood from decaying (= being destroyed by natural processes)防腐剂；保护剂
- The juice contains no artificial preservatives.这种果汁不含人工防腐剂。
- (a) wood preservative木材防腐剂
Collocations Diet and exercise
Diet and exercise节食和锻炼Weight体重
- put on/gain/lose weight/a few kilos/a few pounds增加／减少体重／几公斤／几磅
- watch/control/struggle with your weight关注／控制体重；努力减肥
- be/become seriously overweight/underweight已经／变得严重超重／体重不足
- be/become clinically/morbidly obese已经是／变成临床／病态肥胖
- achieve/facilitate/promote/stimulate weight loss达到减轻体重的目的；促进减肥
- slim down to 70 kilos/(British English) 11 stone/(especially North American English) 160 pounds减肥到 70 公斤／11 英石／160 磅
- combat/prevent/tackle/treat obesity遏制／防止／解决／治疗肥胖
- develop/have/suffer from/struggle with/recover from anorexia/bulimia/an eating disorder患上／对抗／治愈厌食症／贪食症／饮食失调症
- be on/go on/follow a crash/strict diet采用快速减肥食谱；严格节食
- have/suffer from a negative/poor body image有不好的身体形象
- have/develop a positive/healthy body image具有／达到好的／健康的身体形象
Healthy eating健康的饮食
- eat a balanced diet/healthily/sensibly吃得均衡／健康／合理
- get/provide/receive adequate/proper nutrition获得／提供／得到充足的／合适的营养
- contain/get/provide essential nutrients/vitamins/minerals含有／得到／提供必需的营养素／维生素／矿物质
- be high/low in calories/fat/fibre/protein/vitamin D/Omega-3 fatty acids
- contain (no)/use/be full of/be free from additives/chemical preservatives/artificial sweeteners（不）含／使用／含有大量／不含添加剂／化学防腐剂／人工甜味剂
- avoid/cut down on/cut out alcohol/caffeine/fatty foods避免摄取／减少／戒酒／咖啡因／高脂食物
- stop/give up/ (especially North American English) quit smoking戒烟
Exercise 锻炼
- (British English) take regular exercise经常锻炼
- do moderate/strenuous/vigorous exercise做适度／剧烈运动
- play football/hockey/tennis玩足球／曲棍球／网球
- go cycling/jogging/running骑自行车；慢跑；跑步
- go to/visit/ (especially North American English) hit/work out at the gym去健身房锻炼
- strengthen/tone/train your stomach muscles增强／锻炼腹肌
- contract/relax/stretch/use/work your lower-body muscles 收缩／放松／伸展／使用／锻炼下肢的肌肉
- build (up)/gain muscle增强肌肉
- improve/increase your stamina/energy levels/physical fitness增强耐力／体能／体质
- burn/consume/expend calories消耗热量
Staying healthy保持健康
- be/get/keep/stay healthy/in shape/(especially British English) fit 身体健康；变得／保持健康
- lower your cholesterol/blood pressure降低胆固醇／血压
- boost/stimulate/strengthen your immune system增强免疫力
- prevent/reduce the risk of heart disease/high blood pressure/diabetes/osteoporosis预防／减少患心脏病／高血压／糖尿病／骨质疏松的风险
- reduce/relieve/manage/combat stress 缓解／控制压力
- enhance/promote relaxation/physical and mental well-being有助于身体放松／身心健康
Oxford Collocations Dictionary
adjective
- food
- wood
- artificial
- …
verb + preservative
- apply
- treat something with
- contain
- …
phrases
- additives and preservatives
- additives or preservatives
See full entry
Word Originlate Middle English: via Old French from medieval Latin praeservativus, from late Latin praeservat- ‘kept’, from the verb praeservare, from prae- ‘before, in advance’ + servare ‘to keep’.

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