| 释义 |
si·nus·oid
\ˈsīnəˌsȯid\ noun
(-s)
Etymology: International Scientific Vocabulary sinus + -oid
1. : the curve whose ordinates are proportional to the sines of the abscissas with the equation y . a sin x
2. : a minute endothelium-lined space or passage for blood in the tissues of an organ (as the liver) |