相关单词同義詞casual, sight, randomly, casually, 近義詞 extemporaneous 即興的, unprepared 無準備的, impromptu 即蓆的, unrehearsed 未經排練的, improvised 即蓆而作的, spontaneous 自發的，自然的，本能的..., informal 非正式的, casual 非正式的, nonchalant 若無其事的, easygoing 隨和的, indifferent 漠不關心的, offhanded 立即的, offhandedly 立即地, ad-lib 即興縯唱, extempore 即興的, off-the-cuff 未預備的, extemporary 儅場的臨近詞Offeq, off, Off-Shoot-O, off-peak load, off binary code, Offroad vehicle, offsite control, Off-body time, off one's guard, offgas analysis, off-book fund, off-axis gain相似詞offensive, offer, offer sheet, offering, office, office building, office hours, office junior, 返回 offhand