coyly
adv. 羞怯地;害羞地
例句
She smiled coyly at Algie as he took her hand and raised it to his lips.
当阿尔吉拿起她的手举到他唇边时,她腼腆地对他微笑。
《柯林斯英汉双解大词典》
The administration coyly refused to put a firm figure on the war's costs.
政府委婉地拒绝了就战争费用给出一个明确的数字。
When asked why, the engineers coyly said "You'll see."
问道原因,工程师害羞地说:“等下就知道了。”