tangent
US
UK tangent n: (line touching a curve) (本义)
SC 切线 qiē xiàn
TC 切線
TC 切線
The students calculated the angle of the tangent.
tangent to [sth] adj + prep: (line: touching a curve) (线)
SC 相切
TC 相切
TC 相切
Line B is tangent to Line A.
tangent n: (trigonometry: function) (三角学)
SC 正切 zhèng qiē
TC 正切
TC 正切
SC 切线 zhèng qiē，qiē xiàn
TC 切線
TC 切線
The professor told the students to calculate the tangent.
tangent n: figurative (digression, [sth] off-topic) (比喻)
SC 离题，跑题，不切题 lí tí，pǎo tí，bú qiè tí
Professor Davison's tangents about politics are legendary.
at a tangent adv: (line, curve: touching)
SC 沿切线
at a tangent to [sth] expr: (line: touching a curve)
SC 与...呈切线
go off on a tangent, also UK: go off at a tangent v expr: figurative (digress, change subject)
SC 忽然离题
TC 忽然離題
TC 忽然離題
SC 忽然转换话题
tangent bundle n: (geometry) (几何)
SC 切丛