He had crept up on his unsuspecting victim from behind.他从背后悄悄逼近了那毫无戒备的受害者。Numerous pitfalls await unsuspecting investors.数不清的陷阱等待毫无戒心的投资者.She overtipped the unsuspecting, decent man - her porter.她多付了些小费给那个对人信而不疑, 庄重正经的男子...
She overtipped the unsuspecting, decent man - her porter.她多付了些小费给那个对人信而不疑, 庄重正经的男子 -- 搬运工.The co-defendants are charged with selling worthless junk bonds to thousands of unsuspecting depositors.此案的共同被告因向数千不明真相的存款人出售毫无价值的...