舌Ж角

【医】 linguo-occlusal angle

1. 我在早上做的头一件事，是刷我的牙、磨我的舌。
   The first thing I do in the morning is brush my teeth and sharpen my tongue.
2. 你竟敢冲我吐舌头！
   Don't you dare stick your tongue out at me!
3. 医生诊看了她的舌头。
   The doctor looked at her tongue.
4. 发带颤音的r，舌抬向上齿颤动而成。
   The trilled `r' is produced by vibrating the tongue against the upper teeth.

角的英语翻译：