1.ballistic missile 弹道导弹
例句:Several countries, including the United States, believe the rocket was a cover for a long-range ballistic missile test.
包括美国在内的几个国家认为北韩这次发射火箭是为了掩盖一次远程弹道导弹试射
。2.joint efforts 共同努力
例句:With the joint efforts of both sides, the visit will achieve full success.
相信在双方共同努力下,这次访问将会取得圆满成功
。