对象 js对象
// 构造一个对象
let obj {};
let obj new Object(); 我们知道js中一切皆对象,对象是一个键值对集合(key: value),一个键(key)对应一个值(value),而每个键都是这个对象的属性,我们可以通过对象的属性来…
第一次回译
if you ___ your car on a wrong place, the traffic police man will find you quickly. If he do not give you the ticket,you are lucky.However,the ___ not all like this,The police man is __ sometimes.I had a holiday in Sweden, I found a ___ in my c…