The physicist expects the lenses to cost about a dollar a pair, about the same as conventional one-day disposable lenses.

这位物理学家预计这种隐形眼镜每副大约1美元，和传统日抛隐形眼镜的价格差不多。

Do you have disposable lenses?

你们有用完即丢的镜片吗？

Jack: That's it. Then you have to choose if you want disposable lenses or more long-term lenses.

杰克：没错。完了你还得选择是购买可抛弃型的还是长期佩戴型的。

Billy: My disposable contact lenses. They're great for camping!

比利：我的一次性隐形眼镜。露营的好伴侣！

Hi, I want to buy a pair of yearly disposable contact lenses.

嗨，我想买副年抛的隐形眼镜。