sub-sonic

常見例句

• I had to sub for the referee, who was sick.
  裁判病了，我得代為裁判。
• A trademark used for a sonic depth finder.
  回音測深儀一種聲音測深儀的商標(biāo)
• The sub can outrun any destroyer.
  這艘潛水艇比任何驅(qū)逐艦航行得都快。
• I have to sub on her for the new car I want to buy.
  要買那輛新車，我得向她借點兒錢。
• Pneumatic signals will travel only at sonic speeds.
  氣動信號的傳輸速度僅僅相當(dāng)于音速。
• Sonic Lock Loud Alarm deters Laptop Theft!
  用強(qiáng)勁聲波警報鎖來阻止你的本本被人偷竊!
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