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- The Crab Pulsar rotates about 30 times each second. 蟹状星云波霎每秒大约自转30次。
- In the case of the Crab pulsar, the newborn neutron star rotated once every 20 milliseconds, much slower than the rate of convection, so the dynamo never got going. 以蟹状星云中的波霎来说，新生的中子星每20毫秒自转一周，比对流的速率要慢得多，因此它的发电机从来就没有启动过。
- One of the most exotic objects known to modern astronomers, the Crab Pulsar, a neutron star spinning 30 times a second, is the bright spot near picture center. 作为现在天文学家所熟悉的最奇特天体之一，蟹状星云脉冲星是一颗每秒旋转30圈的中子星，就是位于影像中心附近的亮点。
- A crab nipped my toe while I was paddling. 我 水时脚趾让螃蟹给夹了。
- Crab pulsar 蟹状星云脉冲星
- It was his misfortune to catch a crab in the last spurt. 他真倒霉，到了最后一刹那竟有一桨没划好。
- They discovered a new pulsar wake. 他们发现了一个新的脉冲星尾迹。
- A crab was left stranded on the beach when the tide ebbed. 退潮时，一只蟹被困留在沙滩上。
- The most famous example is the Hulse-Taylor pulsar. 最其名的例子就是哈尔斯-泰勒脉冲星。
- The spooky blue interior glow is emitted by high-energy electrons accelerated by the Crab's central pulsar. 鬼魅的蓝色内部光线是由被蟹状星云中心脉冲星加速了的高能量电子发出的。
- We'll look for these with a "pulsar timing array. 我们将使用“脉冲星时间校准阵列”来寻找这些信号。
- The pulsar shifted to the cruiser's bridge. 那团光斑转移到了巡洋舰的舰桥上。
- They have shrimp, lobster, crab, fish... 他们有小虾，龙虾，蟹，还有鱼类，
- Perhaps the most famous pulsar lies within the Crab Nebula, the remnant of a supernova explosion that was observed in 1054. 最有名的波霎，或许要算是蟹状星云里头的那颗了，这片星云是1054年观测到的超新星爆炸的残骸。
- A crab nipped my toe while I was swimming . 我游泳时，一只螃蟹钳住了我的脚指头。
- We'll cross the green crab off the bill. 我们会在您的帐单上删除这道菜的费用。
- All the shops on the seafront had crab for sale. 海滨地区的全部商店都出售蟹。
- A raccoon is many times as big as a crab. 浣熊要比螃蟹大上好几倍。
- Pulsar: A dense, rapidly rotating star that emits pulses of light. 脉冲星：高密度、快速旋转、发射脉冲光的星体。
- Its remnants form the Crab Nebula. 它的残余物组成了蟹状星云。
