principles and techniques的用法和樣例：
例句
- Don't snap and snarl at me when I'm trying to do my best for you.
掌握一些翻譯理論與技巧。 - This course will greatly enhance our confidence in tutoring online and help us master relevant effective methods and techniques.
本門(mén)課程將極大增強大家進(jìn)行在線(xiàn)學(xué)習輔導的信心并幫助大家掌握相關(guān)的行之有效的方法與技巧。
