英语释义
1. the amount or degree of something that is most favorable to some end
The substances were mixed in various proportions until an optimum was reached. especially the most favorable condition for the growth and reproduction of an organism
The soil condition for this crop is now at an optimum.
2. greatest degree attained or attainable under implied or specified conditions
This agricultural pest reaches its optimum farther south.
3. the amount or degree of something that is best or most effective
4. most desirable or satisfactory
The shuttle is launched only under optimum conditions.
5. the amount or degree of something that is most favorable to some end especially the most favorable condition for the growth and reproduction of an organism
6. greatest degree attained or attainable under implied or specified conditions