重点词汇
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掩膜
mask; cover; shield; veil
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设计
design; plan; devise; scheme; engineer; lay out; project; map out; contrive; layout; format; blueprint; planning
mask layout
掩膜
mask; cover; shield; veil
设计
design; plan; devise; scheme; engineer; lay out; project; map out; contrive; layout; format; blueprint; planning