多数牙上有两道沟槽，以便引出下颚的毒腺的分泌物，内含神经毒素，但很少能致人死亡。
The venom (a neurotoxin) is conducted along grooves in the teeth from glands in the lower jaw. Bites are rarely fatal to humans.
多数牙上有两道沟槽，以便引出下颚的毒腺的分泌物，内含神经毒素，但很少能致人死亡。
The venom (a neurotoxin) is conducted along grooves in the teeth from glands in the lower jaw. Bites are rarely fatal to humans.
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