The assembled multitude cheered and whistled as the political leaders arrived.当政治领袖到达的时候，聚集的人群欢呼起来，并吹起了口哨。As chief executive, he assembled a polished stable of celebrities.作为首席执行官，他手下云集了一批优雅的名人名士。Everyone had already ass...
At very high temperatures, more endothermic reactions play a role.在很高的温度下, 更多的吸热反应起作用.This process is endothermic with rapid carbon deposition and deactivation of the catalyst.此过程是吸热的,同时很快发生碳积沉并使催化剂活性减低.Is Hell exothermi...