I want a foot-long white bread bun.

我要一个一英尺的白面包。

Surgeons removed a foot-long barb from his heart.

外科医生正从他的心脏移出一英尺长的倒钩。

The talons on their front legs were half a foot long and deadly-looking.

它们前腿上的爪子有半英尺长，看上去会致人于死地。

Scientists also pulled up a tentacle they believe came from a foot-long jellyfish.

科学家们同时也发现了一条触角，他们相信这是一只有一英尺长的水母的触角。

Hair is all over his head a foot long and hanging from his chin like a kinky mule tail.

他满头的头发都有一英尺长，从下巴颏上垂下来，像一只卷毛的骡子尾巴。