查询词典 difficult to

difficult ground：问题地区;特殊土地区;施工困难

differential-acting steam hammer 差动汽锤 | difficult ground 问题地区;特殊土地区;施工困难 | diffraction 衍射

difficult ground：问题地区;特殊土地区WNr中国学习动力网

differential settlement 不均匀沉降;不规则沉降;沉降差WNr中国学习动力网 | difficult ground 问题地区;特殊土地区WNr中国学习动力网 | digital echo sounder 数码回声测深仪WNr中国学习动力网

difficult ground：问题地区;特殊土地区;施工困难地区

differential-acting steam hammer 差动汽锤 | difficult ground 问题地区;特殊土地区;施工困难地区 | diffraction 衍射

Too difficult：太难了

Let's wait a minute and let them catch up with us. 咱们的等会让他们赶上来. | Too difficult! 太难了 | Too high level 太高级(Guo gao ji实在不理解估计中文都翻译错了. )

Too difficult：太困难

13. go to the movies 去看电影 | 14. in school 在学校里 | 15. too difficult 太困难

Too difficult：太难

like doing sth./like to do sth. 喜欢做某事 | too difficult 太难 | write to sb. 写信给某人

Too difficult：太困苦

14. in school 在学校里 | 15. too difficult 太困苦 | 3. near here 在这儿附近

diffident：羞怯的

difficult 艰难,费力的 | diffident 羞怯的 | diffuse 传播,冗长的

to do one's best：绝 全力;绝 量

eg:When confronted with difficult problems, take it easy and be patient. 遇到 难题时要从容耐烦 . | 2.to do one's best 绝 全力;绝 量 | eg:I did my best to stop her. 我已绝 全力阻止她.

not have a dog's chance：毫无机会

No one is wise at all time. 智者千虑,必有一失. | Not have a dog's chance 毫无机会 | Nothing in the world is difficult if you set your mind to it. 世上无难事,只怕有心人.

by inches：差距很小;险些儿';刚刚;慢慢地,一点一点地;渐渐地

These dresses were made by hand.这些衣服是手工做的. | by inches差距很小;险些儿';刚刚;慢慢地,一点一点地;渐渐地: | The car missed the little girl by inches. 那辆汽车除撞上那个小女孩.

ultramicroscope structures, ultrastructures：超微结构

ultramicrotome 超薄片切片机 | ultramicroscope structures, ultrastructures 超微结构 | umbilical cord blood stem cell 脐带血干细胞