英语词汇giant molecular cloud的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	giant molecular cloud
释义	giant molecular cloud 英?[?d?ai?nt m??lekj?l? klaud] 美?[?d?a??nt m??l?kj?l? kla?d] 释义巨分子云行业词典天文学巨分子云???主要由分子氢组成的冷而密的巨大星际物质云，是恒星形成的主要场所 (平均尺度为40pc。总质量约5×105太阳质量)。???
随便看	invariant derivative invariant differential invariant differential equation invariant differential equations invariant differential form invariant differentialoperator invariant differential operator invariant dimension property invariant distribution invariant distribution function invariant divisor invariant domain invariant dyadic invariant element invariant element of transformation invariant embedding invariant embedding method invariant embedding principle invariant energy content invariant energy level invariant equation invariant equilibrium invariant estimate invariant estimation invariant estimator

英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

giant molecular cloud