not to mention片語KK [nɑt tu ˋmɛnʃən] /nɑt tu ˈmɛnʃən/發音片語1更不用說、更別提The house is too small, not to mention the terrible location.這房子太小了,更別提位置有多糟。2還有、加上She speaks French and German, not to mention a little Japanese.她會說法語和德語,還會一點日語。