- 释义：
- vt. 维持；赡养；维修；坚称
- 构词：
- main=man+tain拿住,握住,支撑→用手拿住→坚持
- 例句：
-
The idea is to maintain the regularity of the heartbeat.
问题就是要维持心跳的规律性.
换一句
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He has to maintain a large family on a small salary.
他不得不依靠很少的工资养活一家人.
换一句
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It is clearly illogical to maintain such a proposition.
坚持这种主张显然是没有道理的.
换一句