expansionary activity是什么意思 expansionary activity怎么读
expansionary activity的相关资料
expansionary activity的用法和样例
- The prostate is important for sexual activity.
前列腺对性活动非常重要。 - The brain's electrical activity patterns, for example, are a form of endophenotype.
譬如，脑部的电性活动型态就是种内表现型。
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