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puff-adder (n.)
[puff-adder 词源字典]
1789 of a South African snake that is venomous; 1882 of a western U.S. snake that is not; from
puff
(v.) +
adder
.
[puff-adder etymology, puff-adder origin, 英语词源]
[puff-adder 词源字典]