Radius of action
[化] 活动半径
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
action
['ækʃən]
n. 行动，活动;功能，作用;手段;[法]诉讼;
🗣️ 情景例句
How much will you pay me for this job?
做这份工作你付给我多少钱？
The face is the index of the mind (or heart).
相为心证。
It provides relaxation for leisure hours, as just looking at one's treasures is always a joy.
它可以使人在闲暇中得到休息，因为欣赏自己收藏的珍品总会充满了乐趣。