something one is strictly or legally entitled to, but which it is ruthless or inhuman to demand
合法但有悖情理的要求
(of a police officer) patrol an allocated route or area
（警察）按指定路线（或区域）巡逻
type something with heavy keystrokes
敲击出；按键沉重地打出
an old typewriter on which she pounded out her poems.
一台她用来敲打出诗作的旧打字机。
To travel the streets on foot, especially in search of work.
踯躅街头：徒步在街上走，尤指找工作