动词

1.[I,T]（使）变得锋利，变得清晰

2.[I,T]（使感觉或感情）加强，加重，变得更明显

3.及物动词：使尖锐，使明朗

4.[I,T]（使）提高，改善

5.[I,T]（使声音）变得尖锐，变得刺耳

词形变化

英语解释

give a point to

put (an image) into focus

raise the pitch of (musical notes)

make sharp or sharper

make sharp or sharper

make (one's senses) more acute

become sharp or sharper

make (images or sounds) sharp or sharper