手指this和thst图片,手指图片

that和these和this和those有什么区别如果难以说明的话请教我一下例句
thisthatthesethose
this ship is big but that one is small.
1 手指是人类最高效的翻译器,this和 that是英语最牛b的词汇,心血来潮
th字母组合发音thisthatthesethose