介绍:
一、scrape CN
1.擦伤；擦痕
e.g. She emerged from the overturned car with only a few scrapes.
她从翻了的车里钻出来，只擦破一点皮。
2.刮擦声
e.g. the scrape of fingernails on a blackboard
指甲擦到黑板的声音
3.自己造成的困境
e.g. He was always getting into scrapes as a boy.
他小时候老闯祸。
二、circadian adj. （指每24小时人或动物体内变化）昼夜节律的，生理节奏的
circadian rhythms 昼夜节律
circadian dysrhythmia是jet lag（时差反应）的医学叫法
三、clean your plate 吃完自己的饭
e.g. The children were not allowed to have dessert until they had cleaned their plates.
这些孩子吃完自己的饭才能吃点心。
