ngăn cản ngăn chặn ngăn ngừa 
prevent like: ngăn ngừa → →
verhüten ☊ 
phòng tránh, ngăn ngừa ☊ 
防止 ☊ fáng zhǐ verhüten ☊ phòng tránh, ngăn ngừa ☊ ☊ They took active steps to prevent the spread of the disease. ☊ active ☊
These measures are aimed at preventing violent crime. ☊ aim ☊
health measures to prevent the spread of disease ☊ disease ☊
Regular exercise helps prevent weight gain. ☊ gain ☊
the role of diet in preventing disease ☊ role ☊
to prevent the spread of disease ☊ spread ☊
We are taking steps to prevent pollution. ☊ step ☊
The wall gives some protection from the prevailing wind. ☊ wind ☊