A coral reef is built by the accretion of tiny, identical organisms.珊瑚礁是由许多相同的微生物不断堆积而成。the multifarious life forms in the coral reef珊瑚礁上的多种生命形式Waves mountain - high broke over the reef.滔天巨浪盖过礁石....
我负有确保这些包裹得到妥善保管的重大责任。I had a huge responsibility to ensure these packets remained in safe hands.你没权挥霍委托你保管的钱.You have no right to play ducks and drakes with money that has been entrusted to you.它们列于一卷严格保管的缩微胶卷上.They are ...