您要查找的是不是：
- The average age of the students is 19. 学生的平均年龄是19岁。
- This camera is now on sale for 19 dollars only. 这种照相机现在廉价出售，只卖十九元。
- The attraction between an antigen and an antibody. 化合力抗原和抗体之间的相互吸引
- The United States did not enter the war until April 19, 1917. 美国直到一九一七年四月十九日才参战。
- His birthday's on 19 October. He's (a) Libra/a Libran. 他的生日是10月19日.;他属天秤座。
- Leu, Charles K.Kinzer, Robert M. 放大图片 作者: Donald J.
- Nuay Hua Jai Prok Tum Took Yahng Leu... 心已累了 因为甚麽都已做了...
- Groats protein contents range up to 19%. 去壳燕麦的蛋白质含量可达19%25。
- Each antigen may have many different determinants. 每一个抗原分子可以有数个不同的决定簇。
- She lost her eyesight at 19 months. 她19个月的时候就失明了。
- The television bleeps 19 o'clock. 电视以嘟嘟的信号报告19点钟。
- Shripad B, Federico S, Ben H, et al. Expression of hematopoietic progenitor Cell associated antigen CD34 in chronic myeloid leukemia[ J]. Leu Res, 1991,15:603 - 609. 陈桂彬汤美华.;单克隆抗体在急性非淋巴细胞白血病免疫分型及预后中的应用[J]
- Norwalk virus antigen was detected by RT-PCR. 采用RT-PCR检测诺瓦克病毒抗原。
- We are in receipt of your letter of March 19. 你方3月19日来信收到。
- W/O emulsions induce very slow release of antigen. 第一种是贮存效果，抗原从注射处缓慢的释放。
- How often does No. 19 run at this time of day? 现在这时候19路车每隔多久经过这里?
- Hepatitis B Surface Antigen Test. 型肝炎表面抗原检查。
- "I used to live here," said Karina, aged 19. 19岁的卡丽娜说：“我以前住在这里。”
- Fas antigen was weakly expressed on HL-60 cells. HL?60细胞Fas弱表达。
- He was shot on November 19, 1915. 他在1915年11月19日被枪杀。
