And point at barely visible lines.

并指向几乎看不见的线条。

I like to focus on where I have the visible fine lines and wrinkles.

我喜欢专注于我有明显细纹和皱纹的地方。

There was a half hour when the haze threatened to obscure all visible shore lines.

有一个半小时的时间， 雾霾威胁要掩盖所有可见的海岸线。