under

prep.在…下面； 在…以下 ad.在下面；少于

uncrossed, uncrowned, uncrumpled, UNCTAD, unction, unctuous, unctuously, unctuousness (also unction), uncurl, uncut, undaunted, undeceive, undecided, undeclared, undefended, undefined, undemanding, undemonstrative, undeniable, undeniably, under arms, under control, under the charge of, under the heel of, under the order of, under way, under-, under-secretary, under-sexed, under-side, underachieve, underachiever, underact, underarm, underbelly, underbid, underbrush, undercarriage, undercharge, underclothes,