Portacaval
a. [醫]門(靜脈與)腔靜脈的
??? 情景例句
Well, that's what fathers are for.
嗯，父親們的用處正在于此。
After a successful career in business,he was appointed ambassador.
在生意的成功以后，他被指定為大使。
Can we substitute in these things?
這幾項可以用替代品嗎？