They are unlikely to get here on time, I fear.
恐怕他们不大可能准时到达这里。
The bus came right on time.
公共汽车正好准时到达。
We worked like crazy to get it done on time.
我们拼命地干，好按时完成这项工作。
The work was finished on time and within budget.
工作按时完成且未超出预算。
It was a real struggle to be ready on time.
要按时做好准备确非易事。