单词	babbitt metal
释义	babbitt metal noun variants or less commonly babbit metal sometimes capitalized B : either of two alloys used for lining bearings: a : a tin-base alloy especially : one containing 2 to 8 percent copper and 5 to 15 percent antimony b : a lead-base alloy containing 1 to 10 percent tin and 10 to 15 percent antimony with or without some arsenic Word History Etymology after Isaac Babbitt †1862 American inventor First Known Use 1850, in the meaning defined above
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