Starch degradation and then become a dextrine.是什么意思？

Starch degradation and then become a dextrine.

淀粉降解之后就成为糊精.

starch

n. 淀粉，含淀粉的食物，形式主义，古板，僵硬，元气；vt. 把（衣服）上浆，给…上浆，浆硬，使僵硬；

例句
Plants produce sugars and starch to provide themselves with energy.
植物产生糖和淀粉来为自身提供能量。

degradation

n. 堕落，潦倒，毁坏，恶化；

例句
They were sickened by the scenes of misery and degradation they found...
目睹困苦、潦倒的景象，他们感到心里极不舒服。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

then

adv. 那时，然后，那么，话说回来；adj. 当时的，那时的；

例句
Liz adjusted her mirror and then edged the car out of its parking bay.
莉兹调了调后视镜，将车子挪出了停车位。

become

vi. 变为，成为，变得，变成；vt. 适合，适宜，相称，相当，变成，发生；

例句
...abandoned buildings that become a breeding ground for crime.
沦为了犯罪温床的弃置楼群

dextrine

n. 糊精；

例句
Starch subjected to dry heat is changed to dextrine ( C 6 H 10 O 5 ), British gum.
淀粉一受干热会变成浆糊 ( C6H10O5 ), 也叫英国浆糊.