sing

v.唱，歌唱；嗡嗡作响，鸣响；吟咏，歌颂

simulate, simulated, simulation, simulator, simultaneous, simultaneously, simultaneousness, simul-taneity, sin, since, sincere, sincerely, sincerity, sine, sine die, sine qua non, sinecure, sinew, sinewy, sinful, sinfully, Singapore, singe, singer, singing, single, single out, single-minded, singlet, singsong, singular, singularity, singularly, sinister, sink, sink in, sinker, sinkhole, sinking, sinking fund, sinlessness,