| 释义 |
●ˈguard against sth●ˈguard against doing sthto do sth to prevent sth happening or to protect yourself from sth 防止（某事）；避免（做某事）◆Clean the wound to guard against the danger of infection.
清洗伤口，以防感染。◆We should guard against the possibility of this happening again.
我们应该提防此类事情再次发生。◆Regular exercise can help to guard against heart disease.
经常锻炼有助于预防心脏病。◆This danger must be guarded against.
必须防范这一危险。OBJ danger, risks, possibility[v + prep] |