dent

n. 凹痕

vt. 使凹下、削弱

vi. 塌陷

學術名詞

• 凹部：機械工程

英文釋義

1. an appreciable consequence (especially a lessening)
2. a depression scratched or carved into a surface
3. an impression in a surface (as made by a blow)
4. make a depression into