七弦琴有一根特低弦，在标准调弦里是B音。
Seven-string guitars have an extra low string which is a B in standard tuning.
希腊莱斯·沃斯岛的古典艺术木纹，成就了欧洲文明艺术的七弦古琴。
Classical art wood texture of Lesvos Island in Greece achieved the seven-stringed plucked instrument of European civilization art.
周武王增加了第七根弦，以鼓励他的军队与商朝作战。
King Wu of Zhou, added a seventh string to encourage his army to fight with the Shang.
为了弥补弹奏时的琴弦拉伸，可以将每弦第七品音调到第七品泛音音高。
To compensate for string stretching when played, intonation or string length tuning can be done by tuning the seventh fret notes to the seventh fret harmonic pitches for each string.
筝的外形看起来和琴有几分相似，实际上完全不同， 琴有七根弦，而筝弦的数目却并不固定，但通常是十三根弦， 并且所有弦都有音柱支撑。
There are only a few passed on from ancient times. Zheng and Qin resemble in looks, but in fact they are completely different. Qin has seven strings, while Zheng has unfixed number of strings.
应用七孔探针空间流场定量测试技术研究了翼尖涡的流动结构，给出了翼尖尾涡在下游两倍弦长距离内的速度和压力场分布随迎角变化的规律。
The flow field of the wing tip vortex, which shed from a rectangular wing, is surveyed by a seven holes probe in a low speed wind tunnel.
比如说，弦理论就预言了额外维度的存在——时空可能有六维、七维、甚至二十维或更多。
For instance, string theory predicts the existence of extra dimensions - six, seven, even 20 or more.
比如说，弦理论就预言了额外维度的存在——时空可能有六维、七维、甚至二十维或更多。
For instance, string theory predicts the existence of extra dimensions - six, seven, even 20 or more.
应用推荐