semi-range 的释义 | Babel Free
释义
* [S:计量学]半范围；半全距；半极差 * [T:計量學]半全距
CEFR 等级
B2
中高级
该词属于CEFR B2词汇——中高级水平。
该词属于CEFR B2词汇——中高级水平。
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