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- Can argon arc root welding and manual arc cap welding be substituted with common manual arc welding on seamless steel line pipe below 5mm wall thickness with 9.5Mpa design pressure? 壁厚 5mm以下的无缝钢管用于设计压力9.;5MPa的管线，能否采用普通手工电弧焊工艺代替氩弧焊打底、手工电弧焊盖面工艺施焊?
- Joan of Arc was one of France's greatest daughters. 圣女贞德是法国最伟大的女性之一。
- Joan of Arc was burnt (alive) at the stake. 圣女贞德在火刑柱上被(活活)烧死。
- Joan of Arc was made a saint in 1920. 1920年，贞德被追封为圣女。
- It is vain to attempt to root out heresy by force. 试图用暴力消除异端邪说是徒劳的。
- The sun appears to move in an arc across the sky. 太阳看起来在天空以弧线运行。
- The gardener tore up the plant, root and all. 园丁把园中的花草树木连根全挖了出来。
- The plant has not struck root yet. 那棵植物还没生根。
- Unhappiness is the root cause of his illness. 不开心是他生病的根源。
- Idleness is the root of all evil. 懒惰乃万恶之源。
- Joan of Arc led a large army to raise the siege of Orleans in1429. 贞德在1429年率大军解除了英军对奥尔良的围攻。
- 2) the shape of arc root on hot cathodes under various working conditions and methods of dispersing the arc root; 2.;热阴极在不同工况下的弧根形状及扩散弧根的方法；
- I managed to root out a copy of the document. 我好不容易才找到了文件的副本。
- The stick of carbon is often used in an electric arc lamp. 碳精棒常用于电弧灯。
- He caught his foot on a tree root and stumbled. 他一只脚被树根绊住而跌倒了。
- Do you think it is possible to root out crime? 你认为可以根除犯罪吗?
- Money is thought to be the root cause of all evils. 金钱被认为是万恶之源。
- This is the root cause of poverty. 这是贫穷的根本原因。
- The iron rod supporting the valances was bent in an arc. 挂窗帘上部短幔的铁棍弯成了个弓形。
- That is the root cause of all our differences. 那是我们一切分歧的根源。
