全部

1·But being the great popularizer has never been Hawking's main goal.

但是当大众作家从来不是霍金的主要目标。

2·Isaac Asimov, the prodigious popularizer of science, reacts hotly to the Jastrow book.

多产的科普作家艾撒克·阿西莫夫对贾斯·特罗的书提出了强烈的批评。

3·The episode underscored his recurring role as a refiner and popularizer of existing inventions.

这一插曲突出了他一再扮演的角色，即现有发明的改进者和推广者。