M2U2短语归纳feel26.在非洲的冒险随着空气变的稀薄而感觉不舒服theadventuresinAfrica1.sickastheairgetsthinner2.在非洲美丽的草原上upclose27.靠近inthebeautifulgrasslandofAfricaacasualandfriendly随意友好的问候28.3.在澳大利亚著名的海滩上greetingonAustraliasfamousbeacheshereandthere29.到处challengeoneself挑战自我4.referbackto30.回顾gotrekking去跋涉5.abusinesstrip/beonbusiness出差31.beuncomfortableto坐在...