But space rocks are real—and some, at least, are too close for comfort.

但太空岩石是真实存在的——至少有一些离得太近了。

Perhaps that this approaching shore was too close for comfort, contrary to the Canadian's views in which it still seemed too far away.

可能在想现在靠近的陆地，他觉得自己太靠近陆地了，这正跟加拿大人的意见相反，加拿大人却觉得自己跟陆地相距太远了。