n.大片土地,(神经纤维的)束,小册子,<古>一段时间,长时间
Mrs. Durbeyfield was only too delighted at this tractability.
德北太太见她这么听话,只有大喜.
You will find the dog's tractability and friendliness.
你会发现狗既温顺又友好。
Leads tractability tests and mock recalls.
领导追溯性测试和模拟回收.