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1.Scientists are warning that people who smoke are in danger of damaging their eyes.
in danger of 处于...危险中
They were more in danger of having their pockets picked than being shot at.
比起遭到枪击，他们被人扒窃的危险更大。
2.The word "stub" means put out a cigarette by pushing the end against something hard.
stubout 掐灭
He paused to stub out the butt of his cigar.
他停下来，踩灭了手中的烟头。
