Usages of jangan sampai
Jangan sampai salah belok di depan penyeberangan.
Do not let yourself turn the wrong way in front of the crosswalk.
Jangan sampai lupa mengunci jendela malam ini.
Don’t let yourself forget to lock the windows tonight.
Besok kuliah dimajukan, jangan sampai salah jadwal.
Tomorrow the lecture is moved earlier; don’t get the schedule wrong.
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