heller造句怎么写

2、"Oh," said the father sadly, "I cannot give you anything more, and in these hard times I cannot earn a heller more than what we need for our daily bread."

1、Objective to study acute toxicity of domestic detergents produced by four different factories on Xiphophorus heller, Poecilia and Gambusia affinis.

3、尽管我们似乎都能得到充足的欧米茄6,heller说，但是很多人缺少欧米茄3。