OK, so moment of inertia about the z axis so, what's the distance to the z axis?

关于绕z轴的转动惯量,到z轴的距离是多少？

youdao

Her face was so grave, I wondered for a moment if she'd found me out.

她表情非常严肃，我一时怀疑她是不是已经识破了我。

《柯林斯英汉双解大词典》

We're halfway through the June course at the moment so there's not much point you taking that.

我们六月的课程已经上了一半了，所以你选这个没有什么意义。

youdao

After a moment, Madame Vulpes' hand began to shake so hard the table move.

VOA: special.2009.07.18

These two oscillate back and forth so the moment of deprivation is often then balanced by a moment of imagination.

来回交替丧失的时刻,经常和想像的时刻,互相平衡。

耶鲁公开课 - 1945年后的美国小说课程节选

So where we are standing at the moment has got bones under it from hundreds of years ago.

所以我们现在站的地方地下埋有几百年前的尸骨。

有各种不同的魅力 - SpeakingMax英语口语达人

The Shockers (28-8) advanced to the Round of 16 for the first time since 2006, while Gonzaga became the first top seed to be eliminated, giving all the Zags doubters an I-told-you-so moment.

NPR: Wichita St.'s 3-Pointers Boot No. 1 Gonzaga 76-70

So the moment I finish a long screed lambasting the entertainment industry for censorship I hear the news: there is a Casey Anthony video on the internet!

FORBES: Sometimes People Should Censor Themselves Online - Yes Casey Anthony, I'm Talking to You

And so the moment feeds on itself.

FORBES: My Most Embarrassing Public Speaking Moment