hook-on

基本解释

The cockfish grow a new set of teeth as well as a mighty kype, a hook-like extension on the lower jaw, which they use to fight off other males.
年轻的雄鲑鱼长了一副新的锋利牙齿，好似在下颚下部有钩状突起一般，依靠这个，他们与同性进行争斗。
Packed in a folding bag with hook for compact storing inside a BC, it can be also fastened to your diving equipment using simple hook-on attachments.
装在一个紧凑型钩袋折叠存放在一个公元前，它也可以固定在您的潜水设备采用简单的挂钩上的附件。
daliancar.com
Most of the injection forming molding-tool is two times division. Some example is introduced applications of putting-hook mechanism on the injection forming molding-tool of two times division.
大部分塑料制品需用双分型面注射模具成型，文中介绍了摆钩机构在二次分型注射模具中的应用实例。

No one gets off the hook on this one -- from governments to schools, corporations to nonprofits, all the way down to families sitting around their dinner table."

When I scanned the QR code for that business, I was given a reward for a free hook-on hat band from their Detroit location.
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Whoever came up with the idea that trillions of dollars should be handed over to funds managed by political hacks and government employees--with taxpayers on the hook for any deficits--must have been out of their minds.
FORBES: Magazine Article
No one gets off the hook on this one -- from governments to schools, corporations to nonprofits, all the way down to families sitting around their dinner table.
WHITEHOUSE: The First Lady Unveils Childhood Obesity Task Force Action Plan