目的是评估精子运动学参数在豚鼠精子过度激活中的作用。
The objective is to evaluate the role of sperm kinematic parameters in the hyperactivation of Guinea pig spermatozoa.
由于脑部肿瘤形成过程漫长，或许要过很多年对手机过度依赖的全部作用才能搞清楚。
Since brain tumours often develop very slowly it may be many years before the full impact of our reliance on mobiles becomes clear.
但造成失业的惨淡经济又带来了另一项副作用：过度的工作。
But unemployment is bringing another scourge in its wake—overwork.
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