He devised a new engine to use less gas.

covariance : the mean value of the product of the deviations of two variates from their respective means

the lawyers tried to impeach the credibility of the witnesses

It is the ancient structural remnants of Naniwa no tsu (Naniwa Port) which became the key transportation hub prior to the times of Naniwa no Miya Palace.

Ambition drove him to murder.

A new shopping mall opened on the edge of town.

I can speak calmly and genuinely.

They were unanimous that the war should be brought to a halt.

It significantly streamlines input.

Stock prices plunged to a record low.