JavaScript中的对象由属性(properties)和方法()两个基本元素构成。
参考答案:(methods)
A brilliant idea occurred to him, ___ to his research in the lab.
A.while devoting
B.while devoting himself
C.while he was devoted
D.while devoted
在漆膜上产生针状小孔或橡皮革的毛孔那样的孔称为()级。
A、凹洼
B、拉丝
C、针孔
D、气泡