"Gratification" and "gratitude" have the same etymological root.gratification和gratitude的词源相同。A feed will usually provide instant gratification to a crying baby.喂食通常可使正在哭闹的婴儿立即得到满足。His son's success was a great grati...
陕西中三叠世中蝎蛉科两新属和新种 ( 昆虫纲, 长翅目)(英文 )TWO NEW MIDDLE TRIASSIC GENERA AND SPECIES OF MESOPANORODIDAE FROM SHAANXI ( INSECTA, MECOPTERA )化石直脉蝎 蛉 科再分类 ( 长翅目)(英文 )Reclassification of Fossil Orthophlebiidae ( Insecta: Mecoptera )...