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uncertain/
^n'səːtn
/
1.adjective [+future] [ outcome]
不确定的
to be uncertain about sth
对某事心无定数
to be uncertain how/whether to do sth
拿不准该如何做某事/是否要做某事
it's uncertain whether...
是否…仍无法确定
in no uncertain terms
毫不含糊地