n.缩排，呈锯齿状，缺口，印凹痕

英文释义

n. The act of indenting or state of being indented.

n. A notch or recess, in the margin or border of anything; as, the indentations of a leaf, of the coast, etc.

n. A recess or sharp depression in any surface.

n. The act of beginning a line or series of lines at a little distance within the flush line of the column or page, as in the common way of beginning the first line of a paragraph.

n. The measure of the distance; as, an indentation of one em, or of two ems.

词干

indentation 缺口，凹痕
→ in-，进入，使，-dent，齿，咬合，词源同dental，tooth.引申词义缺口，凹痕。