Low Mass

基本解释

They are very light, that is to say, low mass.
很轻，也就是说，质量很小。
Such dark matter could be in the form of extremely dim stars of low mass, of large planets like Jupiter, or of black holes, either small or massive.
这种暗物质可能是特别暗的质量轻的恒星，大的行星如木星或者是大、小黑洞。
A low mass X-ray binary (LMXB) is a celestial system in which a relatively normal star is being eaten alive by a nearby stellar corpse, either a neutron star or a black hole.
低质量X射线双星（LMXB）是一颗相对正常的恒星和邻近的正在对其进行蚕食的恒星“遗体”构成的天体系统，“遗体”是中子星或黑洞。
bj.astronomy.com.cn

They are very light, that is to say, low mass.
很轻，也就是说，质量很小。
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a Mass that has a simplified ceremonial form and is spoken rather than sung &rarrcompare high mass