02-01 38

hedgeforfun

38. During the nineteenth century the molecular theory of matter was developed,

which considered all matter to be composed of tiny, indivisible entity called molecules.

应该是 all matter 改成 all matters 还是 entity 改成 entities ??

braveMBA

matter表达物质意思的时候，不可数。

应该将entity 改成 entities，这样也对应后面的 molecules。