Facultatively
特许地; 能力地; 偶发地; 兼性地
🗣️ 情景例句
Time for a feeding and time for a diapering.
该喂奶， 换尿布的时候了。
As soon goes the young lamb's skin to the market as the old ewe's.
老羊皮上了市，小羊皮也跟着来。
America, Russia and Europe are filled with enthusiasts----
美国、俄罗斯和欧洲都有许多热心此项事业的人