管理员摘要：
We'll start at 5 p. m. if it has stopped raining by then. 我们五点钟动身，如果那时雨停了话。 We'll start at nine if it has stopped raining by that time. 到那时要是雨停了，我们将在9点钟出发。 We'll start at three o 'clock if……
We'll start at 5 p. m. if it has stopped raining by then.
我们五点钟动身，如果那时雨停了话。
We'll start at nine if it has stopped raining by that time.
到那时要是雨停了，我们将在9点钟出发。
We'll start at three o 'clock if it has stopped raining by then.
我们将在三点钟动身，如果那时雨停了的话。