punctual
US /ˈpʌŋk.tʃu.əl/
UK /ˈpʌŋk.tʃu.əl/

1.
準時的, 守時的
arriving or doing something at the agreed or correct time; not late.
:
•
She is always very punctual for appointments.
她赴約總是很準時。
•
The train arrived exactly on time, proving to be very punctual.
火車準時到達,證明它非常準時。