surd
adj.无道理的,[数]不尽根的,清音的 n.无理数,不尽根数,[音]清音
难易程度:
surd为短语/超纲词汇
surd
/sɜ:d; sɝd/
n (mathematics 数) mathematical quantity, esp a root, that cannot be expressed as an ordinary number or quantity 不尽根
*The square root of
5 (5) is a surd.
5 的平方根（5）是不尽根.
n (mathematics 数) mathematical quantity, esp a root, that cannot be expressed as an ordinary number or quantity 不尽根
*The square root of
5 (5) is a surd.
5 的平方根（5）是不尽根.
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