Facultatively
特许地; 能力地; 偶发地; 兼性地
🗣️ 情景例句
Everything will come out right in the end---just you wait and see.
你就等着瞧吧，一切最终都会顺利解决。
After dinner sit awhile, after supper walk a mile.
正餐以后，休息片刻；晚餐以后，步行一哩。
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了，