add 及物动词 1. 添加;增加[(+to)] the fire is going out; will you add some wood? 火快熄了,请你加些木柴好吗? 2. 将...相加[(+up/together)] if we add these marks up, we"ll get a total of 90. 如果我们把这些分数加起来,总数就有九十分了。

3. 补充说[Y][+that] "i felt sorry for her," bob added. "我为她感到惋惜,"鲍勃又说道。

不及物动词 1. 增加[(+to)] the snowstorm added to our difficulties. 暴风雪增加了我们的困难。

2. 做加法;加起来 the little girl has begun to learn to add and subtract. 这小女孩已在学做加减法了。