单词	SIDS
释义	SIDSSIDS /sɪdz/ noun [uncountable] medical (Sudden Infant Death Syndrome) when a baby stops breathing and dies while it is sleeping, for no known reason → cot death, crib death
随便看	semi semi- semi-automatic semibreve semicircle semicircular semicolon semiconducting semiconductor semi-detached semi-final semi-finalist seminal seminar seminary Seminole semiotic semiotician semiotics semi-precious semi-professional semiquaver semi-retired semi-skilled semi-skimmed milk

英语词典包含52748条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。