blocker
n.
c.1400 of a tool, c.1600 of a person, agent noun from block, v.. U.S. football sense from 1914.
词汇 | blocker |
词根词缀 | Online Etymology Dictionary blocker n. c.1400 of a tool, c.1600 of a person, agent noun from block, v.. U.S. football sense from 1914. |
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