gerr

gerr

美 　英

• 網絡表白；廉價；闈掔櫧

例句

"A lot of us are banging our heads against that wall now, " Dr. Gerr said of the challenge of ascertaining which interventions work. . .

“我們很多人都對此感到很苦惱，”格爾博士說，確定哪些干預工作很有挑戰性。