To explain this, they hypothesise that galaxies must contain a great deal of missing matter which cannot be detected. 为了解释这一点，他们假定各星系一定包含了大量无法探测到的不明物质。
The strength of altruism lies in the fact that altruistic acts undeniably occur in any society and that moral codes universally advocate altruism or benevolence and condemn selfishness.毫无疑问,利他主义存在于任何社会,而且道德准也普遍提倡利他主义或善良行...
17因?用旋风摧残我,无故的加增我的损伤.For He crushes me with a whirlwind And multiplies my wounds without cause.麻雀往来,燕子翻飞, 这样,无故的咒诅,也必不临到.Like a fluttering sparrow or darting swallow, an undeserved curse does not come to rest....
Her new glasses make her look like an owl.她的新眼镜让她看上去像只猫头鹰。The owl is sacred for many Californian Indian people.对于很多加利福尼亚的印第安人而言，猫头鹰是圣物。An owl hooted nearby.一只猫头鹰在附近啼叫。Night owl is the only Aves which can tell apart blue ...