| 单词 | 艰苦锻炼 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔toughen〕He needs plenty of hard exercise to toughen him up.他需要充分的艰苦锻炼以增强体质。英汉大词典I like to sweat it out in the gym for a couple of hours every day.我喜欢每天在健身房里艰苦锻炼几小时。剑桥国际 |
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