Surd
a. 荒谬的, 无理数的, 不尽根的, 清音的\\nn. 无理数, 不尽根数, 清音
✅ 同义词
📖 牛津释义
surd
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.
🗣️ 情景例句
He started out on a voyage around the world.
他开始周游世界。
Old foxes want no tutors.
老狐狸不需要教师。
How do you keep in shape?
你怎么保持身材？