661.  I affirmatively confirmed the conformity¹ of the theory with practice.

我断然确认了理论与实践相符。

662.  The subordinate coordinates² are in accordance with that set by the cordial chorus.

从属坐标与热心的合唱团的设定值一致。

663.  The transactor³ thinks activating⁴ the atomic interaction in the intact reactor⁵ is practicable.

办理人认为激活未受影响的反应堆内原子的相互作用是种可行的。

664.  The distracted reader can't be absorbed in the abstract extract.

心神纷乱的读者无法专心于抽象的节录。

665.  The compact faction⁶ fractured because of friction⁷.

紧密小宗派由于摩擦破裂了。

666.  Under the guideline, the output of streamlined seamless liners declines linearly.

在该方针的指引下,流线型无缝班机的产量直线下降。

667.  The dreadful tread on the meadow broke the deadly deadlock⁸.

草场上可怕的践踏声打破了致命的僵局。

668.  The heading is "Headline of Headlong Pleadings".

标题为“仓促答辩状的摘要”。

669.  I overhear that the hearty⁹ man heartily¹⁰ yearns¹¹ for my harness in the barn.

我无意中听说那个热忱的人十分向往我的牲口棚中的马具。

670.  After the rehearsal¹², the weary mechanic repaired the gears with shears¹³ and spear.

排练完后，疲倦的机修工用剪刀和矛修理了齿轮装置。