切向量

tangent vector

to cut / to slice / tangent (math)

definitely / absolutely (not) / (scoffing or dismissive interjection) Yeah, right. / Tut! / to grind / close to / eager / to correspond to / see also 反切[fan3 qie4]

tangent direction

surname Xiang

towards / to face / to turn towards / direction / to support / to side with / shortly before / formerly / always / all along / (suffix) suitable for ... / oriented to ...

to tend toward / to guide / variant of 向[xiang4]

variant of 向[xiang4] / direction / orientation / to face / to turn toward / to / towards / shortly before / formerly

vector (math.)

to measure

capacity / quantity / amount / to estimate / abbr. for 量詞|量词[liang4 ci2], classifier (in Chinese grammar) / measure word

unit tangent vector (math.)