discontinuities

n.中断；不连续；断绝

We are now crossing the fourth discontinuity. 我们正处于第四个中断的转折关口。

For simplification, it is often neglected when the discontinuity is not severe. 出于简化的原因，这种中断如不太严重，往往可被忽略。

The discontinuity can be insignificant. 间断性可以忽略不计。

These are quite rare and appear at MR imaging as tendon discontinuity. 这些类型出现较少，在MR图像上表现为肌腱的不连续。

Their activities are characterized by brevity, variety, and discontinuity. 它们的活动具有短暂性、多样性、以及不连续性的特点。