escort ship的用法和样例：
例句
- The escort flotilla had fallen in around the Sentinels' flagship now, ready to guard it until it went superluminal.
小型护航舰队已经下降，围绕在哨兵的旗舰周围，护卫将一直持续到旗舰进入超光速阶段。 - Since convoys sailed at the fastest speed of the slowest ship, speed was not of paramount importance for the escorting vessels.
如果护航舰队以最慢的船只的最快速度航行，速度就不是护航舰队最重要的了。
