Bigonial arc
[医] 双下颌角弓, 下颌前缘弓
🧩 词语组成解析
[医] [连结]二颌角点的
arc
[ɑ:k]
n. 综合症状;弧（度）;天穹;电弧，弧光。;
vi. 形成拱状物;循弧线行进;
abbr. American Red Cross. 美国红十字会;
🗣️ 情景例句
How about next Saturday?
下周六如何？
I will tell you.
我会告诉你。
An even harder situation is to be on the platform in good time for a train and still to see it go off without you.
更难堪的情况是虽然及时赶到站台上，却眼睁睁地看着那趟火车启动，把你抛下。