Range Mappings is a much smaller (but extremely practical) idea: sometimes we want a mapping to apply to an entire range of text, not just a single point.
and ENV variables from the .rc file.
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不过这一次，以色列人还是落空了，在遭受外国入侵的情况下，即便首都德黑兰有大量对现状不满的青年，也未出现反政府集会，反倒是大批伊朗民众不顾头顶横飞的弹片，走上街头挥舞国旗，高喊“以色列去死”的口号。显然，这种“以打促变”的策略短期内未必见效。
“Several observers have suggested that the Maxell tape is too long. People watching the display for a short time are not aware that anything is happening, and a four-minute cycle means they pass away from the viewing area before an event.”