塑料的添加剂之一的稳定剂按其作用分为热稳定剂、光稳定剂和()。
参考答案:抗氧化剂
The rainbow _____ as the sun came fully out from behind the clouds.
A.dissolved
B.removed
C.resigned
D.disappeared
和平共处五项原则是中国对外政策的根本原则。