1. Plants grow better with the addition of manure . 添加肥料会使植物生长得更好。
2. Sound addition includes the gain or insertion of a sound. 语音增加包括增加一个音或嵌入一个音。
3. Catalyst addition not only reduces the residual ozone content by 60. 加入臭氧催化剂能使剩余臭氧含量降低60。
英英解释
n.
1. a component that is added to something to improve it
2. the act of adding one thing to another
3. a quantity that is added
4. something added to what you already have
5. a suburban area laid out in streets and lots for a future residential area
6. the arithmetic operation of summing; calculating the sum of two or more numbers
