It points out that 1-mode with two-tone scale theory is a mistake, putting forward a theory of "two-tone-row melody" .

指出了排瑶存在“1调式两声音阶”民歌的悖谬，提出了排瑶“二音列歌腔”的理论。

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That project ended up setting the tone for her entire career that now includes large scale land art.

那个项目结束了她整个职业生涯的基调，包括大规模的土地艺术。

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Bit plane coding is a two-tone coding technique for the multi-gray scale image.

比特平面编码是一种多值灰度图象的二值编码技术。

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The dramatic contrasts of tone and scale, the sweeping lines of the ridge, the well-tracked path to the empty summit all add up to an arresting image, a strangely beautiful world where humans don't quite belong but yet intend to tread.

WSJ: Photographic Balancing Acts | Swiss Alpine Museum | He Cut a Fresh Path in Mountain Photography | By Michael J. Ybarra

But the scale and tone of its Barcelona event underlines its ambitions.

BBC: Huawei, Blackberry - and the battle for third place