プログレッシブ和英中辞典(第4版)の解説
こうたい【交替・交代】
❶〔代わり合うこと〕taking turns；〔勤務の時間分割〕a shift
世代の交替
the change of generations
昼夜交替で
by day and night shifts
その工場は３部交代制である
The factory operates on three shifts.
彼らは４時間交替で働く
They work 「in shifts of four hours [on four-hour shifts].／They are relieved every four hours.
交替で見張る
keep watch by turns
妹と交替で部屋の掃除をする
My sister and I take turns (in) cleaning our room.
❷〔入れ替わり〕a change
監督は投手を交替させた
The manager changed pitchers.
私は彼と交替した
I took his place.／I relieved [took over from] him.
総会で役員の交替が行われた
The members of the board were changed [replaced] at the general meeting.
交替員
彼は夜間の交替員だ
He is on the night shift.
交替組
〔昼の〕the day shift；〔夜の〕the night shift
交替時間
交替時間は何時ですか
When will you be relieved?／When is your shift over?
交替制
a shift system
ここは（三）交替制になっている
We work on (three) shifts here.