He hung his hat on a peg and flung himself into his seat with business-like alacrity.
他把帽子挂在钉子上，一本正经地迅速坐到座位上。
2
Methods The SGC7901 gastric cancer cells and dendritic cells were induced to be fused by PEG and the pure fusion cells were obtained by selective culture with the HAT/HT culture system.