Eighteen subjects took part in the study.
18人の被験者が研究に参加した
Either go out or come in.
出るか入るかどちらかにしなさい
Either is good enough.
どちらでも結構だ
Either my wife or I can be at home.
妻か私が在宅できる
Either of these methods are successful.
これらの方法のどちらもうまくいく.
Either speak your mind now or forever hold your peace.
(意見があれば)いま話すかさもなければずっと黙っていてくれ
Either will do.
どちらでもよい
Either you or he is wrong.
君か彼のどちらかが間違っている
Either you or I are wrong.
君か私のどちらかが間違っている.
Either you or she is to go.=Either you are to go or she is.
君か彼女かどちらかが行かねばならない