提高 /tígāo/ angolul

improve [improved, improving, improves]▼(to make something better)
verb
[UK: ɪm.ˈpruːv] [US: ˌɪm.ˈpruːv]

heighten [heightened, heightening, heightens]▼(to make higher)
verb
[UK: ˈhaɪt.n̩] [US: ˈhaɪt.n̩]