例句：
The adder is Britain's only venomous snake.
蝰蛇是英国唯一的`一种毒蛇。
Sometimes he took eggs from albatross nests.
有时他还会从信天翁的巢里掏鸟蛋。
He was grappling with an alligator in a lagoon
他正在环礁湖里与一只短吻鳄搏斗。
Its fur is almost waterproof and softer than alpaca.
它们的毛几乎不透水而且比羊驼毛更柔软。
The ant is a social insect.
蚂蚁是一种群居昆虫。
qq小妹头
