sing[英] [sɪŋ][美] [sɪŋ]vt.& vi.唱,歌唱,吟诵;vi.(鸟)鸣; 嗡嗡叫; 呜呜作响; 发嗖嗖声;[例句]Birds were already singing in the garden.小鸟已经在花园里歌唱了