abstainer
UK/əb'stenɚ/US/әb'steinә/
C2
Definitions
n.
A person who refrains from something, especially alcohol; one who declines to vote
戒（酒）者；节制者；弃权者
Root Breakdown
Native Englishabstain + -er = one who abstains, typically from alcohol.
Root tain still carries 87 more wordsExample Sentences
- 1.
As a lifelong abstainer, he never touched a drop of wine.