uncertain

uncertain
adjective
  1. not able to be relied on; not known or definite
    不可靠的;未知的;不确定的
    an uncertain future.
    前途未卜。
    ■(of a person) not completely confident or sure of something
    (人)不自信的;无把握的
    I was uncertain how to proceed.
    我没把握下一步该怎么做。
常用词组
in no uncertain terms
  1. clearly and forcefully
    毫不含糊地
    she has already refused me, in no uncertain terms.
    她已经毫不含糊地拒绝了我。
派生
uncertainly
adverb
英语宝典
考试词汇表