- 相关词组
- be wide-eyed and not make a sound瞠目结舌
- sound judgement合理的判断；健全的判断
- underwater sound水（下）声（学）;
- monophonic sound单通道扩声;
- sound insulation隔音，声绝缘，隔音材料;
- dimensional soundn.立体声;
- clicking sound喀喇音;
- monaural sound单耳传声;
- vowel sound元音声;
- the sound of sth astir动静
- sound pattern声图案，声模式，语音模式;
- sound quality品质优良;
- vocal sound口声;
- sound projection声投射，声辐射;
- faint sound微弱的声音
- sound diffraction声绕射，声衍射;
- sound pressure level声压级;
- diffused sound漫射声;
- sound volume音量;
- An empty vessel makes the most soundpr.大智若愚
- 今日热词
- 热门搜索
- refreshments n.茶点( refreshment的名词复数 );点心;（精力的）恢复;精神爽快;
- bitter adj.苦的;尖锐的;严寒的;怀恨的，愤愤不平的;n.苦;苦味物;苦啤酒;[航]系缆柱上的一圈缆索;
- radiation n.辐射;放射物;辐射状;分散;
- rollup n.汇总;上卷;卷起;滚动
- pomegranate n.石榴;石榴树;
- rocket tube 火箭发动机喷管，火箭筒;
- subject n. 主题，话题;学科，科目;[哲]主观;实验对象;adj. 须服从…的;（在君主等）统治下的;
- hope v.希望;指望;n.希望;被寄予希望的人/事物;
- sand n.沙;沙地；沙洲；沙滩；沙子;沙色;vt.撒沙于;以沙掩盖；用砂纸等擦平或磨光某物；使撒沙似地布满；给…掺沙子;
- upright adj.直立的;正直的;规矩的;n.立柱;
- witness n.目击者;见证人;v.出席;见证;
- saw n.锯;谚语，格言;v.看见；明白（see的过去式）;锯;用锯割开;
