プログレッシブ和英中辞典(第4版)の解説
しゅっけつ【出欠】
attendance (and absence)
まず出欠を取ります
I'll call the roll first.
先生は１時間目の初めだけ出欠を取ります
The teacher calls the roll only at the beginning of the first period.
出欠の通知をすぐくれるべきだったんだ
You should have let us know immediately whether you were coming or not.
彼は出欠がきちんとしないので困る
The trouble with him is that he doesn't attend regularly.