working adult是什么意思

双语例句

(1)Objective To investigate the effects of chemical H of Renshen Sini Tang on myocardium contraction and action potentials of isolated working heart in adult guinea-pig.

目的：观察人参四逆汤化合物H（H）对成年豚鼠离体心的心肌收缩性能和心室肌细胞动作电位的影响。

(2)But even working out exactly what an adult Trex would have looked like only gives you a snapshot of a moment in time.

但是即使我们弄清了成年龙到底长什么样，也只是那个时刻的快照。