vt.减少（某事物），缩小
网络减轻；缩小；减少；变小
1 . Toolbelts free both hands and lessenthe risk of dropping hammers.
工具腰带解放了双手，还减少了锤子掉落的风险。
来自柯林斯例句
2 . Several drugs are used to lessenthe severity of the symptoms.
使用了几种药来减轻症状。
来自柯林斯例句
3 . The noise began to lessen.
噪音开始减弱。
来自《权威词典》
4 . The flexibility of a man's muscles will lessenas he becomes old.
人老了肌肉的柔韧性将降低.
来自《现代英汉综合大词典》
5 . Regular exercise can help to lessenthe pain.
经常运动有助于减轻痛感.
来自《简明英汉词典》
1.decrease in size, extent, or range;
The amount of homework decreased towards the end of the semester
2.make smaller;
He decreased his staff
3.wear off or die down;
The pain subsided
1 . 减轻
951. leprosy n. [医] 麻疯病, ***952. lessenv. 减少, 减轻953. lest conj免得，以免I obeyed her lest she should be.
2 . 缩小
...2009年10月自学考试英语(一)串讲笔记(uni... ...lessenvt. 减轻，减少;缩小，贬低1.childlike 孩子般的，天真无邪
3 . 减少
...2．作为后缀加在极少数形容词比较级后，构成动词。例如：less→lessen（减少），worse→worsen（恶化）3．作为后缀加在某些名词后，构成动词。例如：.
4 . 变小
stump n 树桩lessenvi 变小，变少part vi 分开
1 . 减少疾病
specialist Kalichi of agriculture ministry says , increasing of food taking for a rabbit , could help to enhance its immunity , make it healthier and lessen illness attack , then speed the growth .农业部专家凯利奇表示，兔子进食增加，有助于提升它的免疫功能，增进健康，减少疾病侵袭，进而促进兔子的生长。
1 . 减轻她
What can we do to lessen her vexation ?, 我们做些什么才能减轻她的烦恼呢?
1 . 防止表面
the conductivity is proportional to volume of steel-fiber to some extent . this behavior will be helpful to decrease temperature gradient and lessen surface thermal stress of concrete structure .根据热传导理论，给出了钢纤维掺量与混凝土导温系数的关系，得出钢纤维混凝土有较好的导热性，该特性对水工混凝土结构防止表面裂
1 . 缓和紧张局势
v. 减轻，减少lessen tensions 缓和紧张局势[同]diminish
