Without the mountain-climbing that we both enjoyed, we couldn't have had enough time to spend together because my father was very busy.
Without the mountain-climbing that we both enjoyed, we couldn't have had enough time to spend together because my father was very busy.
要不是我们父子俩都喜爱爬山运动，我们不可能有很多时间呆在一起，因为父亲一直很忙。