challenging

名词 n. 动词 v. 形容词 adj.
中文释义

英文释义

名词 n.
  1. The act of making a challenge.
    — There are always sincere challengings of the findings, always the objections (sincere in another sense) of those whose interests seem threatened.
动词 v.
  1. present participle and gerund of challenge form-of,gerund,participle,present
形容词 adj.
  1. Difficult, hard to do.

词形变化

more challenging comparative most challenging superlative challengings plural

词汇关系

反义词
unchallenging

词源

词源 1
From Middle English chalengynge; equivalent to challenge + -ing.
词源 2
From Middle English chalengynge; equivalent to challenge + -ing.
词源 3
From Middle English chalengynge; equivalent to challenge + -ing.
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