正从临近地区派遣援兵。Reinforcements were being sent from the neighbouring region..援兵被派赴前线.Reinforcements were sent to the battle front.我们正等待着波斯的援兵.We await help from the Persians....
Calcium may aid in the prevention of colon cancer.钙可能有助于预防结肠癌。For help on crime prevention, call our 24-hour advice line.若想获得预防犯罪方面的帮助,请拨打我们的24小时咨询热线。They put a high premium on prevention and primary care.他们对预防和初级护理极为重视。...