词汇	observation trial
释义	observation trial 观察试验
随便看	two-section semiconductor laser two sections gas producer two-section short-channel theory two section slitless mold two-section sofa two sections of means of production two sections ofprocessing law two sections series compensation two section stick two-sector two-sector economic growth relationship two-sector economy Two Sector Growth Model two-sector growth model two-sector model two sector model analysis two-sectors two sector system Two-sects rotor two-sect ubaf two-sect UBAF Two Securities Book Entry Systems two seductions two seemingly unrelated cases two seemingly unrelated regression systems