1. An unstressed syllable in a word. 
   一个单词中一个不予重读的音节
2. a neutral middle vowel; occurs in unstressed syllables. 
   中性元音；出现在非重读音节。
3. A metrical foot having three short or unstressed syllables. 
   三短节韵，三短音节的音步有三个短的或非重读音节的音步
4. There is a tendency for unstressed vowels to disappear. 
   弱母音有消失的趋势。
5. a metrical unit with unstressed-stressed-unstressed syllables (e.g., `remember'). 
   在两个非重读音节或短音节中间夹着一个重读音节或长音节，如单词remember。

查看更多例句 相关情景会话

• 1. 不受应力的构件
  unstrained member 不受应变的构件...unstressed member 不受应力的构件...upper chord member 上弦杆件
  www.lhhy.cn - 相关搜索