The volume seems to alternate between very loud and very soft.

音量似乎在很响和很轻之间交替。

youdao

Once a prospect is generated, sales follow-ups are personalized and very soft touch.

一旦产生预期，销售跟进很个性化，而且有求必应。

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The actress 'voice, very low and very soft, made the audience give up whispering and listen.

女演员的嗓音很低很柔和，使得观众停止低声交谈而留心倾听。

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Dentists say it is important to find soft toothbrushes made especially for babies and to use them very gently.

VOA: special.2009.03.11

It's very direct and very soft.

这样的说法非常直接而又不失柔和。

How about 课堂 - SpeakingMax英语口语达人

And then my father who has passed, who is dead I should say, and profound in his spirituality. A very soft-spoken person.

然后是我的爸爸，虽然他已经去世了，一致和深刻的精神世界，他是个很斯文的人。

普林斯顿公开课 - 人性课程节选

The couch where she lay in his office was blue leather and very soft.

NEWYORKER: Found Objects

While Obama was talking, Romney more frequently had an openness in his visage, often with a slight smile on his face and very soft eye contact. (Some may view the smile as a smirk, but that is the confirmation bias at play.) I noticed this frequently in the Republican presidential debates.

FORBES: Three Methods of Persuasion You Can Copy From Obama and Romney (and one from Joe Biden that you should not copy)

Still, the metal lid and palmrest are very soft, and believe us, you won't be able to resist petting the surface.

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