Initialism for "Master of Social Work," a graduate degree in social work.

• Also, a person holding that degree; used as a credential.

缩写，指社会工作硕士学位。

• 亦指持有该学位者，常作职业头衔。

Initialism for municipal solid waste: everyday refuse from communities.

• Includes household trash, recyclables, and similar discards.

缩写，指市政固体废物或城市生活垃圾。

• 包括家庭垃圾、可回收物及类似弃置物。

Initialism used in public health: men who have sex with women.

• Behavioral category, independent of identity or sexual orientation.

公共卫生领域使用的缩写：与女性发生性行为的男性。

• 一种行为学分类，与身份或性取向无关。