Bonwill triangle
[医] 邦威耳三角(下颌牙槽髁突三角)
🧩 词语组成解析
🗣️ 情景例句
a way to encourage reading.
鼓励阅读的办法。
I was on the track team 10 years ago.
十年前，我在田径队。
Dear Ling Feng,
亲爱的Ling Feng：