onset meaning in English
n.
攻击，突击；开始，动手；【医学】发作；【印刷】静电印刷法〔通过印版和滚筒的空隙，利用静电作用使油墨涂在纸上〕。 at the very onset 刚一开始。
Examples
- There'll come no good of him in such an onset .
这种场合他留下来毫无好处。 - The time of onset of pain has diagnostic importance .
疼痛开始的时间有诊断意义。 - Bleeding and diarrhea signal the onset of symptoms .
出血和腹泻意味着症状的发作。 - At the onset of mitosis, prophase, the nucleolus breaks down .
有丝分裂的开始称为前期，核仁消失。 - The onset is usually gradual and associated with anorexia, lethargy .
通常起病渐进，伴有厌食，昏睡。