我们知道法国是一个时尚之都，因为它是很多奢侈品品牌的发源地，例如，路易斯威登，香奈儿和迪奥，这三个品牌家喻户晓。
We know that France is a Fashion City, because so many world-famous luxury brands originate there, for example, LV, Chanel and Dior. These three brands are well-known by people all over the world.
这个妈妈要做三份工来抚养她的孩子，就是因为爸爸不肯抚养孩子。难道法律都不惩罚这些不负责任的父亲吗？
LL: Exactly. I know a guy whose father was a deadbeat dad. The poor guy's mother had to work three jobs to support her children.
优化了三通道法布里-珀罗标准具的自由谱范围、带宽、峰值间隔和有效口径等参数。
The parameters of triple Fabry-Perot etalon, namely, free spectral range, spectral width, peak offsets between each etalon, effective aperture and so on are optimized.
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