（二）业务之间具有明显的主附关系。主要业务居于主体地位，体现交易的实质和目的；附属业务是主要业务的必要补充，并以主要业务的发生为前提。
Dan told the BBC the monitoring and caring for a severely disabled child meant neither he or his partner got much sleep, were exhausted and also had two other children to care for.
，这一点在51吃瓜中也有详细论述
Small talk may not profoundly alter your life. But its absence will profoundly alter human life as we know it. We live in a world of intense and often unnecessary division. Small talk is a tiny, free and very possibly priceless reminder of our shared humanity. If we intentionally give up talking to strangers, if we purposely decide to give in to the phone shield, the consequences will be horrible. Arguably, we are already on the verge of doing this. Let’s back up and start a conversation before it’s too late.
Благодаря победе над «Вегасом», хоккеисты «Вашингтона» набрали 69 очков в 61 матче. Они занимают девятую строчку в Восточной конференции, отставая от кубковой восьмерки на два балла.，这一点在谷歌浏览器【最新下载地址】中也有详细论述
Мерц резко сменил риторику во время встречи в Китае09:25
「這表明中國模型至少已達到現有技術的前沿水平，」科尼表示。「如果字節跳動能憑空打造出這樣的模型，中國企業還藏著哪些其他類型的模型？」，详情可参考同城约会