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- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- The seasons follow each other in rotation. 四季循环交替。
- We look forward to the return of spring. 我们期待着春天的到来。
- An ill marriage is a spring of ill fortune. 不良的婚姻是恶运的来源。
- I am interested in the ten-week trip next spring. 我对明年春天为期10周的旅行感兴趣。
- Spring in East China usually sets in about March. 华东的春天一般约在三月开始。
- The days are drawing out now that it's spring. 春天到来,白昼越来越长了。
- A rotation of personnel; crop rotation. 员工的轮流替换; 农作物的轮作
- Arrive in summer exactly after spring. 春季以后就是夏季来临。
- It feels like spring festival already! 感觉好像春节已经到了似的!
- We plant trees and flowers in spring. 我们在春天种花种树。
- The rotation of crops keeps the soil healthy and fertile. 谷物轮种使土壤保持了肥力和高质。
- Spring rains bring summer flowers. 春雨带来了夏日百花。
- It's a pleasure to hear birds' warble in spring. 在春天里听鸟儿歌唱是一种乐趣。
- The sun appears to rise and set because of the earth's rotation. 因为地球在自转,看上去就有了日出和日落。
- The trees put forth buds and leaves in spring. 春天树木抽芽生叶。
- The chairmanship of the committee changes in rotation. 委员会主席一职是轮流担任的。
- The fields gave forth an odour of spring. 田野散发出春天的气息。
- Cherry trees flower in the early spring. 樱桃树在早春开花。
- A new calculation model for the second order elastic analysis of plane steel bar element structures is presented by replacing the general bar element with a new one, which has two rotational springs at its ends. 用两端带转动弹簧的杆单元代替一般的杆单元,提出了一种新的平面杆系钢结构二阶弹性分析计算模型。