to speak volume
大声说话
以上为机器翻译结果，长、整句建议使用 人工翻译 。
If you speak at a high volume into it, you will actually be harder to hear.
如果你用很大的音量讲话，你实际上会更难被听到。
youdao
Oh.Rella?Ask her to speak slowly, and to turn up the volume.
叫她讲慢一点， 并且把音量放大一点。
Oh.Rella? Ask her to speak slowly, and to turn up the volume.
叫她讲慢一点，并且把音量放大一点。
Transmitted volume was also a bit low, meaning we had to speak up to get the same level of output as compared to a few other handsets we tried.
ENGADGET: BlackBerry Z10 review Mobile
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