onset中文什么意思

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。

• abrupt onset:    发病急骤; 突然发生
• age of onset:    发病年龄
• anaseismic onset:    背震中初动

例句与用法

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1. The soil steadily dries out until the onset of the autumn rains .
   在秋季雨季来临之前，土壤逐渐干旱。
2. Together we had watched the advance and onset of world disaster .
   我们曾一同注意观察世界灾难的发生和发展。
3. The onset of this disease may resemble the prodromal period of icteric hepatitis .
   它的发病与黄疸型肝炎的前驱期相似。
4. At the onset of germination, the hypocotyl elongates rapidly by cell enlargement .
   萌发开始时，下胚轴依靠细胞增大而迅速伸长。
5. Dermal hypersensitivity usually does not develop until three to four weeks after onset .
   皮肤过敏通常在起病后三、四周内不会出现。

英文释义

名词

1. (military) an offensive against an enemy (using weapons); "the attack began at dawn"
   同义词：attack, onslaught, onrush
2. the beginning or early stages; "the onset of pneumonia"
   同义词：oncoming