- 近义词
- 反义词
- 小心take care;be careful;be cautious;be careful in;be careful of ;
- 警觉vigilance;alertness;be on the stick;get up early;have one's wits about one ;
- 居安思危be prepared for danger in times of peace;be vigilant in peace time;Keep your powder dry!;mindful of possible danger in times of peace ;
- 常备不懈keep to the concept of all-time preparedness;be on one's toes all the time;always be on the alert;be always vigilant ;
- 警惕be on guard against;watch out for;be vigilant;be on the alert;guard ;
- 今日热词
- 热门搜索
- roof n.屋顶;车顶;顶部;有…顶的;洞顶;口腔顶部;隧道顶;天花板;上腭;v.给…盖顶;盖上屋顶
- further adv.进一步;此外;(空间距离)较远/更远;(过去或未来)更久远;在更大程度上;在更大范围内adj.更多的;附加的 ;进一步的;
- Canada n.加拿大;
- government n.政府;政体;治理的形式;管辖，治理;
- machinery n.机器;机械装置;组织;机构;体制;
- microsoft surface 微软的光学成像式；微软桌面；微软界面
- training n.训练;锻炼;
- motorbike n.摩托车;
- element n. 要素;元素（如金、氧、碳）;（学科的）基本原理，基础，纲要;(大团体或社会中的)一组，一群，一伙;有些;（尤指恶劣的）天气;少量;电热元件;（尤指动物的）自然环境，适宜的环境;有点;基本部分;典型部分
- spiderman n.<主英>高空作业的建筑工人;
- efficient adj.效率高的;有能力的;
- bad adj.坏的;严重的;错误的;劣质的;不擅长的;adv.很，非常;
