凹缝 meaning in Chinese
concave joint
deep seam
deepseam
groove joint
grooved joint
open joint
rebate
recessed joint
Examples
- The domes have the vision slits as indentations only and you may want to fully open these up with a fine drill for a better appearance and these can be fitted open or closed as you wish
舱盖上的观察口只是给做成了凹缝，如果您追求更好的效果的话就用顺手的钻头打穿，有开关两种状态备选。