1825, "to thrust with a point," Scottish variant of job "to strike, pierce, thrust," from Middle English jobben "to jab, thrust, peck" (late 15c.), of unknown origin, perhaps echoic. Related: Jabbed; jabbing.
jab (n.)
1825, from jab (v.). Meaning "a punch with the fist" is from 1889. Sense of "injection with a hypodermic needle," beloved by headline writers, is from 1914.
权威例句
1. He neatly fended off a jab at his chest.
他利落地挡开了当胸的一击.
2. Be careful! Don't jab his eye out with your bamboo pole.
小心! 你的竹竿别捅了他的眼睛.
3. He got jab bed in the lower part of his chest.
他的下胸部被刺.
4. The boy received a jab.
孩子注射了一针.
5. He saw her jab her thumb on a red button — a panic button.