lightweight
/laɪtˈweɪt/ 形容词 C2中文： 轻量的、轻便的、无足轻重的
- Lacking in earnestness, ability, or profundity.
- Having less than average weight.
- Lacking in strength.
- Having a small footprint or performance impact.
比较级 lighterweight · 最高级 lightestweight
来自图书馆
Extensive roofs have only a few inches of lightweight soil and are planted with hardy, low-growing species such as sedum, which can go weeks without rain.
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