| 释义 |
twen.tyH5twen7ti, $-tideterminer, pronoun, n(the number) 20二十; 二十个nineteen, twenty, twenty-one十九，二十，二十一space for twenty people二十个人的空间a twenty-metre separation二十米的间隔"How many minutes have we got till we have to leave?" "Oh, about twenty." “我们离开前还有多少分钟？”“噢，大约20分钟。”Have you ever scored a treble twenty at darts? [C]飞镖游戏中你得过三个20分吗？Some people have a big party for their twenty-first (birthday) (= when people in Western societies are traditionally said to become adults).一些人会在他们二十一岁生日举行盛大的聚会。The twenty-four-hour clock is the system of using 24 instead of 12 numbers to refer to each hour of the day.二十四小时制The video uses the twenty-four-hour clock--so you'll have to programme it for 21.00 hours instead of 9 p.m.这个录像机用的是二十四小时制----所以你必须设在21点, 而不是晚上9点。If someone has twenty-twenty vision they have (infml) extremely good sight or (specialized) perfect sight as measured by a standard test.正常视力 [SCORE ]
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