existing technology的用法和樣例：
例句
- The reconstruction of PCL under arthroscopy is the best choice at the existing technological level.
而關節鏡下重建后交叉韌帶是現有技術水平上最為理想的選擇。 - The experiments I have discussed have demonstrated that Planck-scale sensitivities are attainable with existing techniques.
我所談論的幾項實驗，已經證明現有技術的精確度可探及普朗克尺度。
