absence of中文什么意思

缺乏

• absence:    n. 1.不在，缺席，缺勤 (opp ...
• absence in the~of:    缺少
• by the absence of:    因未..., 因没有..

例句与用法

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1. The absence of old friends one can endure with equanimity .
   一个人跟老朋友生离死别可以处之泰然。
2. The absence of obstructions is of course an idealization .
   没有障碍物的情况当然是一种理想化的情况。
3. Despite the absence of surprise, he was excited and moved .
   他虽然不觉得惊奇，可还是很兴奋，很激动。
4. Dependence--the absence of independence--is viewed as undesirable .
   隶属（独立性的丧失）被认为是令人不快的。
5. The velocity of the center of mass is constant in the absence of external forces .
   在无外力时，质心的速度是常量。