這幾天早晚氣候溫差大，萬一不小心感冒了，吃藥以後藥效漸漸退了，英文該如何表達呢? *the drug wore off / the effects of the drug wear off藥效退了、藥效消除 *wear off 逐漸消退、消逝 *effect效果；效力；作用；影響 *When the drug wears off, many users are feeling anxiet...