He is as deaf as a post [ stone , door - post , door - nail , an adder ].他完全聋 了.The adder is Britain's only venomous snake.蝰蛇是英国唯一的一种毒蛇。By far the most common snake in Britain is the adder.在英国最常见的蛇是蝰蛇....
By far the most common snake in Britain is the adder.在英国最常见的蛇是蝰蛇.He is as deaf as a post [ stone , door - post , door - nail , an adder ].他完全聋 了.The adder is Britain's only venomous snake.蝰蛇是英国唯一的一种毒蛇。Full adders ar...