单词：etchs
vi. 蚀刻；从事蚀刻艺术, 施行腐蚀法, 使用蚀镂术, 以蚀刻术作图案、图画等:
n. 蚀刻；【印刷】蚀刻剂, 腐蚀剂
v. cause to stand out or be clearly defined or visible
v. carve or cut into a block used for printing or print from such a block
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