onset

音标发音

• 英式音标 [ˈɒn.set]
• 美式音标 [ˈɑːn.set]
• 国际音标 ['ɔnset, 'ɔ:n-]
• 英式发音
• 美式发音

基本解释

• n. 开始，着手；发作；攻击，进攻

词根记忆

• 来自词组seton攻击；使开始
• on + set(放)→放在…上→发作，开始

同根派生

英汉例句

• 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。
• 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。
• The drug must be taken from the onset of the infection.
  这种药必须在感染的最初期就开始服用.
• 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。
• 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。

词组短语

短语

• Sleep onset 入睡开始;指睡眠的始发
• onset latency 起始潜伏时;起始潜伏期;和起始潜伏期
• insidious onset 徐发;起病隐袭
• Recent onset 发生的
• adolescence onset 青春期发病

英英字典

剑桥英英字典

• the moment at which something unpleasant begins

柯林斯英英字典

• Theonsetof something is the beginning of it, used especially to refer to something unpleasant.