单词	十分忙碌
释义	十分忙碌 have one's work cut out for one
随便看	proton-synchrotron proton synchrotron accelerator Proton Target Area proton tautomerism proton telescope proton temperature proton testing proton theory proton theory of acid proton theory of acid-base proton therapy Proton Therapy: Less Cancer Recurrence Proton Therapy: Less Cancer Recurrence? proton to electron mass ratio proton-to-electron-mass ratio proton tomography proton tranfer proton transfer proton transfer polymerization proton transfer reaction Proton transfer reaction mass spectrometry Proton-Transfer Reactions Proton Translocating ATPase Proton-Translocating ATPase Proton Translocating ATPase Complex