白睛: bulbar conjunctivaeye whitewhite of the eyewhite part of the eyeball
此: 代词1.(这; 这个) this 短语和例子此处 this place; here; 此等 this kind; such as these; 此人 this person; 此项 this item2.(此时; 此地) now; here 短语和例子从此以后 from now on; henceforward; 由此往南 go south from here