<□>西雅图位于□国□□部□被□为文艺之都□这座□市有着清新的空气、□□□大海和□华的□中心。西雅图不仅是科□企□的聚□地,还是音乐□咖啡的发源地。漫□在西雅图□□头,随处可见涂鸦艺□和□立书店,处处散□着浓厚□□艺气息。 But kissing□is not just a □omantic gesture—it also has scien□ific benef□ts. W□en we□kis□, our□brains re□ease □□cock□ail o□□chemic□ls □ik□□oxytoci□, do□amine, and sero□onin, kn□wn as□the "love□h□rmones." These ch□mical□ c□n reduce □tress, boo□t□mo□d, and crea□e fee□ings o□□a□tachme□t and bonding. □□ss□ng □ls□ st□□ngthens our immune sys□em by e□□osi□g us□t□ a va□iety o□ bacteria t□at can help buil□□immunity.