vernier
n. 游标(等于 vernier scale);微调发动机(等于 vernier engine); ...
n.[机]游尺,游标,游标尺
brown chromatolytic manicurist threshing unassuaged下载迅蛙App
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n. 游标(等于 vernier scale);微调发动机(等于 vernier engine); ...
n.[机]游尺,游标,游标尺
brown chromatolytic manicurist threshing unassuaged