at a stretch

Adverb

UK not-comparable

(chiefly UK) In one continuous period of time; at a time.

Japanese Meaning

一続きの期間に、途切れなく（つまり、一回にまとめて）

I can study for three hours at a stretch without getting distracted.

私は集中が途切れずに三時間連続で勉強することができます。

Sense（1）

(chiefly UK) In one continuous period of time; at a time.

He worked for fifteen hours at a stretch.