服兴奋剂来抗疲劳不是个好主意。
It is not a good idea to fight fatigue by taking stimulants.
《柯林斯英汉双解大词典》
这封鼓舞人心的信，宛如一服兴奋剂。
The encouraging letter was like a shot in the arm.
《新英汉大辞典》
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