一部分字消失在从喉头到嘴唇那一段路上了，活象在一个缺弦的键盘上弹琴。

A portion of her words was lost in the transit from her larynx to her lips, as though on a piano where some notes are missing. Marius had retreated gently.

youdao

电钢琴的键盘系统构造不好（当然也不贵），而且大多数电钢琴也缺乏足够好的音响系统去与机械钢琴直接击弦产生的音质抗衡。

The construction of their actions is not as good (not as expensive) and most electronics do not have good enough speaker systems to compete with the acoustics.

youdao