Word: 口腔 (kǒuqiāng) 口腔 dictionary entry kǒuqiāng oral cavity Full dictionary entry for 口腔 Example sentences using 口腔 2 sentences, showing page 1 of 1. 喝热汤时，口腔被烫伤了。 Hē rètāng shí, kǒuqiāng bèi tàngshāngle. My mouth got burned while I was drinking hot soup. 早晚刷牙能保持口腔清洁。 Zǎowǎn shuāyá néng bǎochí kǒuqiāng qīngjié. Brushing your teeth morning and night keeps your mouth clean.