Twelve potential vaccines are currently being tested on human volunteers.目前正在人类志愿者身上试验12种试用疫苗。Anti-malarial vaccines are now under-going trials.抗疟疾的疫苗正在试验阶段。His team are at the forefront of scientific research into vacci...
After the 1960 s, China began to inoculate BCG, pertussis, diphtheria, tetanus, measles and poliomyelitis vaccines.六十年代后, 中国开始在大、中城市接种卡介苗 、 百日咳 、 白喉 、 破伤风 、 麻疹、脊髓灰质炎的疫苗的工作.Anti-malarial vaccines are now under-going trial...
我喜欢葡萄酒的味道，喜欢品尝不同的口味。I like the taste of wine and enjoy trying different kinds.细细品尝每一口的味道，充分咀嚼。Savour the flavour of each mouthful, and chew your food well.品尝当地菜肴是海外度假的乐趣之一。Sampling the local cuisine is one of the delight...