We were obligated to attend the opening ceremony.我们有必要参加开幕式.Many guests were invited to opening ceremony.许多来宾应邀参加了开幕式.The opening ceremony was a fine spectacle.开幕式典礼是个壮观的场面....
An orange resembles a grapefruit.橘子和葡萄柚很相似.Citric acid can be extracted from the juice of oranges, lemons, limes or grapefruit.柠檬酸可以从橙汁、柠檬汁、酸橙汁或者柚子汁中提取。Cut the grapefruit in two.把柚子剖成两半....
我们转向东南方向，朝费拉约港前进。We turned south-east, making for Portoferraio.这条河朝着东南流向海湾.The river flows southeastward to the gulf.奥地利位于德国东南.Austria lies to the southeast of Germany....
卧龙自然保护区有1963年成立的大熊猫研究中心,该自然保护区占地面积为2000平方公里,同时也是稀有及濒危动物诸如大熊猫、豹、丝猴、香鹿等的保护区.Wolong Nature Reserve haw the famous Giant Panda Research Center set up in 1963....