activity相关的词根或词缀是: act

复数： activities

提示：点击例句中的单词，就可以看到词义解释

The carry-trade activity also hampers monetary policy .

利差交易行为还妨碍了货币政策。

Their brain activity totally changed .

他们的大脑活动完全变了。

The trick was finding a chemical that inhibited pkmzeta activity .

诀窍是找到一种抑制pkmzeta活性的化学物质。

The oceans froze over when geologic activity died out .

这些海洋在地震活跃带消失时也会冻结。

Whether this translates into real activity remains a question-mark .

它能不能转化为实际行动还不好说。