For ad hoc one-liners in scripts, use ed noninteractively by piping a group of commands and text to it with echo

对于脚本中的特别单命令行程序，可以使用 echo 将一组命令和文本管道传输给 ed，从而以非交互式的方式使用它。

youdao

Results: The patients with pelvic varicosis showed network like, non echo areas and plexiform or color ball shaped blood flow signals which were not found in control group.

结果：盆腔静脉曲张症患者盆腔内可见网络样无回声区及丛状或“彩球”样彩色血流信号，正常组未见上述改变。

youdao

The difference of minimum echo intensity of the right coronary wall in the coronary heart disease group was the biggest.

冠心病病人的右冠状动脉壁最低回声强度与其周围组织的差值最大。

youdao

The baby boomlet or baby boom echo group born between 1988 and 1995 have flooded colleges with demand for a limited number of spots.

FORBES: College Costs Out Of Control

The presiding monk, Akmeemana Dayarathana, has founded another ultra-nationalist Buddhist group, Sinhala Echo.

BBC: The hardline Buddhists targeting Sri Lanka's Muslims

Clapping and singing echo across the central courtyard, as a teacher leads a group of doll-like eight- and nine-yearold girls in a dance lesson.

BBC: High spirits in Bali