onset
英 [ˈɒnset]
美 [ˈɑːnset]
n. 开端，发生，肇始(尤指不快的事件)
Collins.1 / BNC.6461 / COCA.7094
牛津词典
noun
- 开端，发生，肇始（尤指不快的事件）
the beginning of sth, especially sth unpleasant- the onset of disease/old age/winter
疾病的发作；老年的开始；冬天的来临
- the onset of disease/old age/winter
柯林斯词典
- N-SING （尤指不快之事的）开始，开端，肇始
The onset ofsomething is the beginning of it, used especially to refer to something unpleasant.- Most of the passes have been closed with the onset of winter...
冬天来临，大部分关口均已关闭。 - With the onset of war, oil prices climbed past $30 a barrel.
战争一爆发，油价就攀过了每桶30美元。
- Most of the passes have been closed with the onset of winter...
英英释义
noun
- (military) an offensive against an enemy (using weapons)
- the attack began at dawn
- the beginning or early stages
- the onset of pneumonia
双语例句
- On the basis of its onset, constipation may be classified as acute or chronic.
根据病发情况，便秘可分急性和慢性两种。 - Conclusion The onset of BPPV may relate to ischemic internal ear but is not relevant with gender and age.
结论内耳缺血可能与BPPV发病有关，但BPPV发病在不同性别、年龄之间差异无显著性。 - The sudden onset of winter caused havoc with rail and air transport
冬天的突然降临让铁路和航空运输系统陷入混乱。 - I feel a sudden onset of clarity, bartok.
我突然想清楚了一件事，巴托克。 - Deaths in chickens near his home were reported in the week prior to symptom onset.
在症状出现之前一周，曾报告了他家附近的鸡死亡。 - Symptoms of acute onset suggest a vascular cause or seizure;
急性起病的症状，提示血管性或为癫痫发作； - The patient may or may not notice these symptoms during the onset of the vertigo.
眩晕发作时，病人可能感觉到、也可能感觉不到耳鸣和听力下降。 - The onset of the disease is usually gradual, starting with fever, general weakness, and malaise.
该病通常为渐进性发病，开始时出现发烧、全身虚弱和不适。 - Vomiting is normal at the onset of labor, but persistent vomiting may be a sign of illness.
呕吐在分娩过程中是正常现象，不过持续性的呕吐有可能会是疾病的表征。 - The ravages of this condition I observed; the onset of her mental instability I only felt.
我目睹了疾病的摧残，但只能凭感觉猜想她精神刚开始不稳定时的状况。