Venae haemorrhoidales inferiores
[医] 直肠下静脉
🧩 词语组成解析
vena的复数
🗣️ 情景例句
and I can give you and Mrs. Stewart a month of classes free.
我让你和你太太免费上一个月的课。
The loss for this reason should be charged by the side breaking the contract.
造成的损失必须由毁约方承担。
This depends on the precise radio frequency of the 21-cm wavelength, or 1420 megacycles per second.
这种通讯联系要靠21厘米波段，即每秒1420兆周的精确无线电频率。