There was a hollow ringing sound in my ears.

我的耳朵里回荡着空洞的耳鸣声。

And then it's this hollow, strange sound that it's not an 'r'.

然后是这个空洞的，奇怪的声音，它不是“r”。

" Yes, Pip, " observed Joe, whose voice sounded hollow in his beer-mug.

" 是的，皮普，" 乔说，他的声音在他的啤酒杯里听起来很空洞。

He soon struck wood that sounded hollow.

他很快敲响了听起来是空心的木头。

If my tongue is not in the right position 'uuu', it's gonna sound hollow and I'm probably gonna try and compensate for it by investing more energy.

如果我的舌头不在正确的位置，它听起来会是中空的，我可能会尝试通过投入更多的能量来弥补它。

" Yoren said wait" . Gendry's voice sounded hollow. When Arya turned to look, she saw that he was wearing his helm, all shiny steel and great curving horns.

" 尤伦叫我们等。" 詹德利的声音显得空洞，艾莉亚转过头，发现他已经戴上了那顶闪亮的精钢牛角盔。

Our first attempt has clearly turned out ridiculously large, but let's give it a bake anyway and send it off to a 450-degree oven until the bottom sounds hollow when knocked.

我们的第一次尝试显然大得离谱，但无论如何我们还是要烘烤一下它， 然后将其放入 450 度的烤箱中， 直到敲击时底部发出空心的声音。

It's ready for a 350-degree oven, where we wished it luck and sent it to bake for about 45 minutes or until the base of the loaves sound hollow when tapped.

它已经准备好进入 350 度的烤箱，我们祝它好运并让它烘烤大约 45 分钟，或者直到面包的底部在敲击时发出空心的声音。