n.加宽;扩展
动词broaden的现在分词形式.
In the case of homogeneous broadening only one mode can normally oscillate. 对于均匀加宽的情况,只有一个模能正常地振荡。
So it is necessary to seek new theories to explain the spectral lines broadening of stars. 这样,寻求新的理论解释恒星光谱线的加宽成为必要。
For a time he hesitated before the epic immensity of this broadening task. 有一个时候,他面对这不断在扩展着的工作的史诗般的无边无际犹豫了起来。