" />
东北,那是一片山河壮□□土地。破□张飞,他□爱着这片土地,深爱着那苍翠的林木,深爱□那起□□山岭。他用自己的力量,□卫□这片土地的尊严,守护着这片土地□安宁。□/p>□
But k□s□ing is□n□t just a r□man□ic ges□ure—□t also has sc□e□tific be□efit□. W□en □e kis□, our bra□ns release a cockta□l o□ chemic□ls like oxy□ocin,□□opam□ne□ □nd serotonin,□known as the "love hormones." □hese □hemicals can□□ed□□e □tress, b□□st m□od,□and cre□te □eelings of □ttac□ment □n□□□□nding. Kissing □l□□ strength□ns our immun□ system by exposing us to a variety of bact□ria tha□ can help build □mmunity.