Portogram
[医] 门静脉造影照片
🏥 医学释义
门静脉造影片
🗣️ 情景例句
You will try to find the dog's owner.
你们会尽力去找寻狗的主人吧。
It's hard sailing when there is no wind.
没有风难航行。
The second marks the arrival of transverse vibrations which travel more slowly and arrive several minutes after the first.
然后记录下的是横向波的到达，横向波比纵向波传播得慢，在纵向波到达几分钟后才能到达。