Extremal field
[计] 极值场
🧩 词语组成解析
[计] 极值曲线
field
[fild]
n. 田;（作某种用途的）场地;（学习或研究的）领域;运动场;
vi. [棒球、板球等]担任外场员，担任守队队员;接守，接防;接，掷还（球）;
adj. 实地的;[体育]1)。 在田赛场地进行的2)。 田赛的;军事]野战的;在实地工作的;
vt. 保护;把（农作物等）晒在场上;[棒球、板球等]按（或截）（球）;即席圆满回答;
🗣️ 情景例句
May I please speak to Ling Ling?
我可以和玲玲讲话吗？
A liar is not believed when he speaks the truth.
骗子说真话，也没人相信。
since her parents had impressed upon her that it would be unforgivable to miss it and cause the friends with whom she was going to stay to make two journeys to meet her.
因为她的父母再三跟她说，如果误了这趟车，她的东道主朋友就得接她两趟，这是不应该的。