WEBVTT 00:00:06.170 --> 00:00:07.480 Vismita Gupta Smith: 你好 欢迎来到《科学五分钟》 00:00:07.480 --> 00:00:08.790 我是Vismita Gupta-Smith 00:00:08.790 --> 00:00:10.720 我们今天要讨论的是变异毒株德尔塔及疫苗 00:00:10.720 --> 00:00:14.824 我们今天的嘉宾是世界卫生组织首席科学家Soumya Swaminathan博士 00:00:14.968 --> 00:00:19.745 00:00:19.780 --> 00:00:20.940 00:00:21.010 --> 00:00:23.071 00:00:23.071 --> 00:00:26.833 00:00:27.039 --> 00:00:30.587 00:00:30.587 --> 00:00:34.109 NOTE Paragraph 00:00:34.109 --> 00:00:37.204 00:00:37.204 --> 00:00:39.171 00:00:39.171 --> 00:00:40.678 00:00:40.678 --> 00:00:44.512 00:00:44.512 --> 00:00:50.484 00:00:50.484 --> 00:00:53.966 00:00:53.966 --> 00:00:55.561 00:00:55.561 --> 00:00:58.489 NOTE Paragraph 00:00:59.049 --> 00:01:05.202 00:01:05.202 --> 00:01:09.233 00:01:09.233 --> 00:01:12.178 00:01:12.178 --> 00:01:13.319 00:01:13.319 --> 00:01:16.453 00:01:16.453 --> 00:01:19.049 00:01:19.049 --> 00:01:23.243 00:01:23.500 --> 00:01:26.028 00:01:26.028 --> 00:01:30.347 NOTE Paragraph 00:01:30.489 --> 00:01:31.879 00:01:31.879 --> 00:01:36.743 00:01:36.743 --> 00:01:38.878 00:01:38.878 --> 00:01:40.219 00:01:40.219 --> 00:01:43.521 NOTE Paragraph 00:01:43.570 --> 00:01:47.791 00:01:47.791 --> 00:01:51.219 00:01:51.219 --> 00:01:53.230 NOTE Paragraph 00:01:53.230 --> 00:01:57.912 00:01:57.912 --> 00:02:02.057 00:02:02.057 --> 00:02:05.994 00:02:06.480 --> 00:02:10.679 00:02:10.679 --> 00:02:12.490 00:02:12.490 --> 00:02:14.396 00:02:14.396 --> 00:02:16.991 00:02:17.240 --> 00:02:20.240 00:02:20.240 --> 00:02:21.244 00:02:21.244 --> 00:02:24.138 NOTE Paragraph 00:02:24.616 --> 00:02:28.102 00:02:28.289 --> 00:02:30.924 00:02:30.924 --> 00:02:33.664 00:02:33.664 --> 00:02:35.250 00:02:35.540 --> 00:02:37.862 00:02:37.862 --> 00:02:39.624 00:02:39.780 --> 00:02:44.884 00:02:44.884 --> 00:02:48.401 00:02:48.401 --> 00:02:49.912 00:02:49.912 --> 00:02:52.208 00:02:52.208 --> 00:02:53.411 NOTE Paragraph 00:02:53.411 --> 00:02:56.440 00:02:56.440 --> 00:03:01.092 00:03:01.092 --> 00:03:02.739 NOTE Paragraph 00:03:02.819 --> 00:03:05.512 00:03:05.699 --> 00:03:08.800 00:03:08.800 --> 00:03:10.090 00:03:10.090 --> 00:03:13.622 00:03:13.622 --> 00:03:14.845 00:03:14.845 --> 00:03:18.030 00:03:18.030 --> 00:03:19.742 00:03:19.742 --> 00:03:23.031 NOTE Paragraph 00:03:23.280 --> 00:03:27.967 00:03:27.967 --> 00:03:31.311 00:03:31.311 --> 00:03:32.321 00:03:32.321 --> 00:03:34.470 00:03:34.470 --> 00:03:36.215 00:03:36.419 --> 00:03:38.606 00:03:38.606 --> 00:03:41.873 00:03:42.080 --> 00:03:45.808 00:03:45.808 --> 00:03:47.736 NOTE Paragraph 00:03:47.879 --> 00:03:49.482 00:03:49.482 --> 00:03:52.498 00:03:52.498 --> 00:03:53.760 00:03:53.760 --> 00:03:56.151 00:03:56.151 --> 00:03:59.286 00:03:59.286 --> 00:04:01.400 NOTE Paragraph 00:04:01.680 --> 00:04:02.810 00:04:02.810 --> 00:04:04.371 00:04:04.371 --> 00:04:05.705 00:04:05.705 --> 00:04:09.270 NOTE Paragraph 00:04:09.270 --> 00:04:11.963