Nonthreatening



GRE

解释

GRE 红宝书

• adj. 不威胁的
• ［记］ non（不）+threatening（威胁的）

Webster Collegiate

adjective

• Date: 1963
• 1. not constituting a threat <a nonthreatening illness>
• 2. not likely to cause anxiety <a nonthreatening environment>; also innocuous 2

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