美国防部长：阿富汗军队首次全面介入冲突

strategy – n. a careful plan or method for achieving a particular goal usually over a long period of time

corps – n. a large military group consisting of two or more divisions

airstrike(s) – n. an attack in which military airplanes drop bombs

insurgent(s) – n. a person who fights against an established government or authority

certain – adj. used to refer to something or someone that is not named specifically

bolder – adj. less afraid of danger or difficult situations than before

stalemate – n. a contest, dispute, or competition in which neither side can gain an advantage or win

reconciliation – n. the act of causing two people or groups to become friendly again after an argument or disagreement

opportunity – n. an amount of time or a situation in which something can be done

poke – v. to push your finger or something thin or pointed into or at someone or something