木匠常常因为有节疤或裂缝而把一半的木材都扔掉。
A carpenter often rejects half his wood because of knots or cracks.
轨道是沿着键轴,有节面的分子轨道。
Pi orbitals are a molecular orbital that have a nodal plane through the bond axis.
蝴蝶和虾以及其他长有节足的动物属于节肢动物门。
Butterflies and shrimps and other animals with jointedlegs belong to Arthropoda.
维持朋友亲密关系的最好办法是往来有节，互不干涉.
In a word, the best way to keep positive friendship is associating with temperate manners and without too much interference.
但从一开始，我妻子在反驳我的时候都很有礼有节，这让我想和她永远地在一起。
But from the very first one, my wife has always respectfully defended me, and this made me want to be with her forever.
键在键轴之上，和之下都有电子密度，但它们在z方向有节面，这是键轴的地方。
So PI bonds have electron density both above and below the bond axis, but they actually have a nodal plane at this z, this bond axis here.
可以肯定的是，南方人比以往更为有礼有节，如果把白人对黑人的称谓也算在内的话。
Southerners are surely more polite than of old, if you take account of how whites address blacks.
1小节有4拍。
圣诞节有爸爸在家就好了。
我的脊椎骨有一节脱位。
上完头两节课，有十分钟的课间休息。
The first two classes are followed by a break of ten minutes.
电影节的影片一如既往的良莠不齐—有优秀的、低劣的和一般的。
The festival has the usual mixture of movies— good, bad and indifferent.
仓库里有9万多个托盘，存放着3千万个复活节彩蛋。
The warehouse will hold more than 90,000 pallets storing 30 million Easter eggs.
有一笔巨款在某一环节上不翼而飞。
Somewhere along the line a large amount of money went missing.
烟花节有个传说。
我们有一节舞蹈课。
我有一节音乐课。
你有一节英语课。
在战国时期，有重阳节。
During the Warring States Period, there was the Chongyang Festival.
我们有一节历史课。
我们有一节物理课。
重阳节有1700年的历史吗？
Does the Double Ninth Festival have a history of 1,700 years?
我明天有一节音乐课。
今天，我有一节语文课。
不，我有一节音乐课。
我们星期二有一节中文课。
中国的端午节有二千多年历史。
The Chinese Dragon Boat Festival has a history over two thousand years.
我们今天有一节美术课。
星期一我们有一节体育课。
星期一我们有一节体育课。
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