演练 (yǎn liàn): เพื่อเจาะ

In order to prepare for next week's fire safety inspection, the school organized all teachers and students to conduct a fire escape drill.

Before the performance began, the director had the actors rehearse the last scene once more to make sure every movement was accurate.

After the earthquake, the rescue team quickly assembled and carried out search and rescue operations according to the steps they had drilled beforehand.

On the first day of the new semester, the teacher led the students in practicing how to use the self-service book borrowing machine in the library.