dependable

The old truck is remarkably dependable, starting perfectly even in the coldest winter mornings.

(Chinese) 那辆旧卡车非常可靠，即使在最冷的冬日早晨也能完美启动。

We need a dependable babysitter who can look after the children while we are at work.

(Chinese) 我们需要一个可靠的保姆，能在我们工作时照顾孩子。