be defective

基本解释

The media is likely to be defective.
设备可能存在错误。
Even with an experienced and well-disciplined team, there is still a risk that a use case may be defective to the point it impacts the ability to ultimately create a strong test case.
尽管有一个有经验且受过良好训练的团队，但是仍然有风险，用例可能有缺陷，从而影响最终创建一个功能强大的测试用例的能力。
If you are not sure where to purchase a battery for your notebook PC or you have suspect the battery may be defective and your notebook PC is under warranty please Contact HP.
如果你不知道在哪里购买电池为你的笔记本电脑，或者你有怀疑电池可能有瑕疵，并让您的笔记本电脑仍在保修请联系惠普公司。

Fisher notes that not every stutterer in the Drayna study had the defective gene, meaning there must be a number of other genes tied to stuttering.

Each year businesses spend tens of billions of dollars installing software that they know to be defective.
FORBES: Saving Software From Itself
Each year American businesses spend tens of billions of dollars installing software that they know to be defective.
FORBES: Saving Software From Itself
The rest left with a 45 mph fastball, a sore elbow, and a conviction that the radar gun must be defective.
FORBES: Think You Can Top 49-Year-Old Jamie Moyer's 78 MPH Fastball? Think Again.