to begin with 1. 首先，第一 We can't go. To begin with, it's too cold. Besides, we're busy. 我们不能去。第一，天太冷。另外，我们正忙着。 2. 自始；原先，本来 The business went well to begin with, and he prospered. 生意一开头就很顺手，于是他发迹了。 He had been rich to begin with and had now grown even richer. 他本来就富有，现在变得更有钱了。