轻: Ⅰ形容词1.(重量小; 比重小) light 短语和例子身轻如燕 light as a swallow; 油比水轻。 oil is lighter than water. 这箱子轻得出人意外。 the suitcase is surprisingly light.2.(数量少; 程度浅) small in number, degree, etc.: 年纪很轻 be very
Example Sentences:
1.
The antimuon decay also conserves the total light and heavy lepton numbers . 在反子衰变中，总轻轻子数和总重轻子数也是守恒的。
