Nearby towns that were built around NASA's programs-cape Canaveral, Cocoa Beach, titusville-are already in a defensive crouch, like wobbly boxers waiting for a knockout punch.
为美国宇航局计划而建造的附近城镇- - -卡纳维拉尔角，可可海滩，泰特斯维尔——已经处于防御性收缩，就像一个摇摆的拳击手等着击倒的重拳。
When we need more punch, we can take advantage of bash's advanced built-in variable expansion functionality.
当需要更强的说服力时，可以利用bash内置的变量扩展功能。
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