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
And I don't think it's a good idea
而且我觉得这不是个好主意
To wait patiently for the protesters to move
耐心地等待示威队伍离去
because this is easier to shape than other kinds.
因为燧石较之其他石头更容易成形。