Terms for subject Watchmaking containing AS

English	Chinese
Have a look at the natural frames, such as ox horn or tortoise	看看天然的眼镜架吧，比如牛角的或者玳瑁的
Titanium is as strong as steel but nearly half as light, which makes it a highly desired—and also very expensive—metal	钛和钢一样坚硬，却只有钢一半的重量，这使得它成了一种急需而价格昂贵的金属