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- keep observation upon 不断注意
- This point has often bee observed upon. 这一点是人们时常评论的。
- The phe-nomenon of color changes observed upon complexing may find applica... 这一络合时的颜色变化现象有可能用于分析化学。
- The researchers are keeping observation on the lesions of the experimental animal. 图为研究人员在观察实验动物肝组织病变。
- In particular, distinct color changes were observed upon addition of dicarboxylate anions to the solution of 1 in DMSO. 特别是在加入二羧酸阴离子到含有受体 1 在二甲亚砜的溶液中时，可以观测到明显的颜色变化。
- You can keep my book as long as you like. 我的书你要借多久都随你的便。
- Please keep the watch for me while I go swimming. 我去游泳，请代我保管这表。
- We must keep an vigilant eye upon imperialism. 我们必须对帝国主义保持警戒。
- Observation upon the Warp of Kaifeng Commercial Bank Building 开封市商业银行大厦的变形观测
- It was very thoughtless of you to keep her waiting so long. 你让她等那么久也太不体谅人了。
- Immunofluorescence observations upon slide preparations of the nucleolar skeletonlabeled with anti-actin antibody showed that the nucleolar skeleton emanated bright fluorescence, indicating theexistence of the antigen. 免疫荧光检测结果表明，核仁骨架能与肌动蛋白抗体结合而发出明亮的荧光。
- It's important for the college freshman to keep his nose clean. 对大学新生而言洁身自好是很重要的。
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- Keep away from that house. They have scarlet fever. 不要接近那一家，他们在患猩红热。
- Let's keep together or we shall lose each other. 咱们待在一块儿，否则就会失散了。
- John couldn't keep cool when he met his rival. 约翰见到他的对手就不能冷静下来。
- Keep on go till you come to a red brick building. 一直往前走直到一座红砖楼为止。
- Keep your hands off me; or I'll knock you down. 不要碰我，当心我把你打倒在地。
- So do I. See you later. Keep in touch. 我也是，再见。记得联系哦。
- She's old and infirm and has to keep to the house. 她因年老体弱而足不出户。
