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perforate 'pә:fәreit

GRE

vt. 穿孔于, 刺穿, 打孔穿透
vi. 穿孔, 穿过
a. 有孔的, 穿孔的

v make a hole into or between, as for ease of separation
v pass into or through, often by overcoming resistance
s having a hole cut through

过去分词: perforated 现在分词: perforating 过去式: perforated 第三人称单数: perforates

BNC词频排名: 35,503 | 当代语料库词频排名: 27,794