Polyolefine
[化] 聚烯烃
🗣️ 情景例句
to live with my son and his family.
和我儿子和他的家人住在一起。
Do you like sunshine?
你喜欢阳光？
one ought to have at least two or three hobbies, and they must all be real.
至少应有两三种爱好，而且都比较实际。