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单词 obstacle
释义
ob·sta·cle (ŏbstə-kəl)
n.
Something that stands in the way of or holds up progress: The road crew removed the obstacle of the fallen tree limb. We had to overcome many obstacles to put on this show.

[Middle English, from Old French, from Latin obstāculum, from obstāre, to hinder : ob-, against; see OB- + stāre, to stand; see stā- in the Appendix of Indo-European roots.]
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更新时间:2025/2/23 13:09:34