- I did not know about the Wade-Giles or the zhu yin phonetic system to help in recognition and pronunciation.
我并不熟悉如何通过注音符号去辨认方块字及学习发音。
- The national phonetic alphabet can help primary students understand and grasp the tones of the Chinese phonetic alphabet.
注音符号便于小学生理解和掌握汉语拼音的声调。