Dark matters do not emit, absorb or reflect light ray of any wavelength.

暗物质不发射、吸收或者反射任何波长的光线。

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Next wave of evidences about the dark matters appeared in1970s of the 20th century.

有关暗物质的下一波证据则出现在20世纪70年代。

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To make matters worse, the candle went out and father and son were left in the dark.

更糟的是，蜡烛熄灭了，父子俩处于在黑暗中。

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Many wonder how a man with a reputation for thoroughness could have been left in the dark on these matters.

ECONOMIST: A secret effort tainted the mayoral election of 2010