underarmadj.
英 'ʌndərɑːm | 美 'ʌndərɑrm
中文adj. 腋下的；低手的\nadv. 用低手
腋下的；低手的
adv. 用低手
词根词源
underarm (adj.)1816, "underhand" (in reference to a style of throwing), from under + arm (n.1). First attested 1908 in dressmaking sense of "seams on the lower half of the arm-hole;" as a euphemism for armpit, it is attested from 1930s, popularized by advertisers.
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