grin的一般过去时怎么写

All at once, Mick's serious expression softened into a grin.米克严肃的表情一下子变成了笑脸。He had a grin on his face like a Cheshire Cat.他咧着嘴笑呵呵的。Bobby looked at her with a sheepish grin.博比望着她腼腆地咧嘴一笑。...

grin的复数形式为：grins...

Guderian leaned forward, his eyes narrowing in that infuriating half - grin.姑德里安向前探了探身子, 恼怒地眯起眼睛, 皮笑 肉不笑.He flashed me a quick grin but rapidly swallowed it when he saw my expression.他先是冲我咧嘴一笑，不过看到我的表情后又赶紧收起笑脸。He showed ...

grin的近义词有：laugh, smile, giggle, grin, beam, sneer。下面这些动词均含"笑"的含义：laugh：最常用词，指因喜悦、愉快或轻视而出声的笑或大笑。smile：指面露微笑，侧重于无声。giggle：指发出咯咯的笑声，较多地用于女人或孩子。 grin：指露齿而笑。beam：书面用词，指人因心情舒畅而发出的笑，即喜形于色地笑。sneer：指冷笑、嘲笑。...

grin的第三人称单数（三单）为：grins...

grin的音标：grin的英式发音音标为：[grɪn]grin的美式发音音标为：[ɡrɪn]...

grin的现在完成时为：grinned...

grin的现在进行时为：grinning...

grin的近义词/同义词有：smirk, smile, beam, simper, smile, mouth, smirk, beam, laugh。vi.grin的近义词（笑）：smirk, smile, beam, simper。grin的近义词（其他释义）：smile, mouth, smirk, beam, laugh。...

vi.露齿而笑vt.露齿笑着表示n.咧嘴笑，露齿而笑...

中国与朝鲜的边界已正式划定了.The border between China and Korea has been formally delimited.朝鲜和中国只隔一条鸭绿江.Korea and China are separated by only the Yalu River.朝鲜人民和我们祖国的人民不是一样的 吗 ?Aren't the Koreans the same as our own countrymen?...

healthcare的音标：healthcare的英式发音音标为：['helθkeə]healthcare的美式发音音标为：['helθker]...

channel的复数形式为：channels...

factual的近义词/同义词有：natural, faithful, realistic, actual, real, credible, veracious, true, authentic, exact, straight, right, undistorted, correct, literal, legitimate, certain, valid, unbiased, sound, unvarnished, objectiv...

“大配子”的英语可以翻译为：[医] megagamete ...

Objective : To evaluate the sex therapy for erectile dysfunction ( ED ).目的: 探讨 ED 性治疗的临床应用.Its main bridge - a huge concrete structure - now lies concertina ed on the riverbed.钢筋混凝土结构的主要桥梁,被扭扁坍塌在河床.The mechanisms leading...

distress的现在进行时为：distressing...

“继”的拼音为：jì...

在这些化合物里, 环戊二烯环只有4个氢.In there compounds, the cyclopentadiene ring has only four hydrogens.聚二烯基本分子结构是一良好的燃烧剂.The polydiene basic molecular structure is an excellent fuel.所加的反应物可以是二烯烃 、 环二烯烃.The feed reactants can be alkadi...

Activates the window and displays it in its current size and position.激活窗口,保持当前的大小及位置不变.Pulling out the alarm switch activates alarm and pushing it deactivates it.闹钟的开和关是通过拔出和按入闹铃开关实现的.The caller activates the system sof...

adj.参考的，引用的...

adj.经常遭责怪的，被压制的，感到厌烦的，被激怒的v.不断地挑剔或批评（某人）( nag的过去式和过去分词 )，不断地烦扰或伤害（某人），无休止地抱怨，不断指责...

rarefies的音标：rarefies的英式发音音标为：['reərɪfaɪz]rarefies的美式发音音标为：['reərɪfaɪz]...

我临走时特地事先把办公桌清理了一下。I took the precaution of clearing out my desk before I left.一些部长将不得不轮用办公桌，直到能够找到更多的办公场所为止。Some ministers will have to hot-desk until more accommodation can be found.一张桌子、两把椅子和一张办公桌a table, two chairs an...

A great number of water fowls dwell on the island.许多水鸟在岛上栖息.We keep a few fowls and some goats.我们养了几只鸡和一些山羊.Do they eat fowls?他们吃家禽肉 吗 ?...