外推法 | wài tuī fǎ | extrapolation (math.); to extrapolate |
作 | zuò | to do; to grow; to write or compose; to pretend; to regard as; to feel; writings or works |
图 | tú | diagram; picture; drawing; chart; map; CL:張|张[zhang1]; to plan; to scheme; to attempt; to pursue; to seek |