Still operational, both Voyagers are headed towards the outer boundary of the solar system, in search of the heliopause and the beginning of interstellar space.

目前二艘航行家太空船仍然持续运转，并努力地往太阳系的边界移动，探寻太阳风层的顶部和星际空间的起点。

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A second portion (54) of the buffer member (40) is beyond the outer boundary.

缓冲器元件(40)的第二部分(54)位于外边界之外。

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The outer boundary sampling method, which is targeted, makes use of color, shape, size and location of cigarette images.

该方法充分利用了条烟的颜色、形状、尺寸、位置的特点，是一个针对性强的预处理算法。

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Goldman has to stay out ahead of its rivals in trying daring and innovative approaches that push the outer edge of the boundary between what is okay and what may not be.

FORBES: Magazine Article

But we are the only species to have defined a geological period by our activity something usually performed by major glaciations, mass extinction and the colossal impact of objects from outer space, like the one that defines the upper boundary of the Cretaceous.

FORBES: On The Anthropocene Age