desirable：(物)称心的，期望得到的，值得向往的；可取的

词根词缀：desire愿望 + -able形容词词尾

• razorbill
• razor-thin
• re
• re-
• reach
• reacquaint
• react
• reactance
• reactant
• reaction
• reactivate
• reactive
• reactivity
• reactor
• read
• readdress
• reader
• readership
• readjust
• readmit
• ready
• reaffirm
• reafforestation
• reagent
• real