Keep a small English dictionary with you at all time.
随身携带一本小英文字典。
Many a slip (many things fall) between the cup and the lip.
酒杯来到嘴唇边,得饮与否未可知;物未到手前,未能算己有;凡事难以十拿九稳。
I was doing some exercises on the high-and-low bars. When I landed, I fell forward and hurt myself. Someone was standing too close and I knocked into him and fell over onto my shoulder.