a secspoken informal a very short period of time 一小会儿,片刻hang on a sec/hold on a sec/just a sec etc (=wait a short time) 稍等一会儿 ‘Is Al there?’ ‘Hold on a sec, I’ll check.’ “阿尔在吗?”“稍等一下,我去看一看。”
in a sec I’ll be with you in a sec. 我一会儿就来。
in a sec• I'll be there in a sec.• Other points coming up in a sec.
→ a sec at sec(1)