Why does cream go bad faster than butter Some researchers think they the answer,and it comes down

Why does cream go bad faster than butter Some researchers think they the answer,and it comes down,第1张

36 The significance of Brocklehurst's research is that ______

A) it suggested a way to keep some foods fresh without preservatives

clue: The researchers are already working with food com panies keen to see if their products can be made resistant to bacterial attack t hrough alterations to the food's structure

为何要改变食物结构?目的就是减缓细菌繁衍速度、增加保鲜能力,可减少防腐剂的使用。

37 According to the researcherscream sours faster than butter because bacteria_____

B) multiply more easily in cream than is butter

clue: This means that in cream,the bacteria are free to grow throughout the mixture

38 According to Brocklehurst,we can keep cream fresh by ______

D) altering its structure

clue: Brocklehurst believes it will be pos sible to make the emulsions used in salad cream,for instance,more like that in butter

39 The word“colonies”(Line 2,Para4) refers to ______

C) bacteria communities

clue: When the situation is revers ed,the bacteria are locked away in compartments (密封仓) buried dee p in the sea of fat Trapped in this way,individual colonies cannot spread and rapidly run out of nutrients

选购方法:

1、首先要了解自己是怎么肤质

2、试质地

挑选BB霜时,应当取适量在手背上均匀的拍开,观察BB霜的粉质以及延展度。首先看看粉质的细腻程度如何,能否与你的皮肤完美贴合。粉质太粗糙的BB霜就会浮粉,给人一种廉价的妆感。其次,看看 BB霜延展度。通常乳液状的BB霜会比较理想的,否则质地过稠,则不容易涂抹均匀;质地过稀,防晒和遮盖的效果可能又会稍差些。

3、选颜色

在挑选 BB霜的时候,能与你原有肤色融合为一体才是最适合你的产品,最好能在脸上使用,并且自然的光线下去看看,这样才能看到整体的效果。看看BB霜是不是有效 的均匀了你的肤色,并且能起到提亮的效果。

4、看成分

在选择时应当尽量挑选添加植物护肤成分、保湿 效果显著的BB霜,这样可以在日常护肤的基础上加强肌肤的营养并且可以整天保持面部水润。不含PARABEN类防腐剂、不添加无香料及酒精,这样才安全,用的才能用心。

cream表示化妆品的质地是膏霜类的,cream是霜的意思,即常见的面霜、护手霜等霜膏状的护肤品。

常用的化妆品英文标示有:

霜:dao内cream 露:lotion 精华:essence 洗面奶 :facial cleanser (foam,gel等)容 乳液:fluid 喷雾:spray 爽肤水:toner。

化妆品中,gream的意思是质地膏霜类的化妆品。还有很多常用的化妆品英文标志有霜cream、露lotion、精华essence、洗面奶有facial cleanser foam gel等。此外,常用的化妆品英文标志还有乳液fluid、喷雾spray、爽肤水toner等。润面霜、粉底霜、洗发膏、遮瑕膏、焗发膏、精华霜、妆前霜等都属于质地膏霜类的化妆品,使用方法各有不同。

watery cream在化妆品中就是面霜。这种面霜里油和水的比例适当,通过油的密闭性成分来锁住水。因为质地清爽,即使每天涂也不会给肌肤造成负担。面霜、乳液是基础护肤最重要的一步了,面霜、乳液中的美白、抗衰老等有效成分能够更好的被肌肤吸收,所以,拥有一瓶好的面霜/乳液可是非常重要的。

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