英语语法分析

These rivers and river systems are known as "exogenous" because their sources lie outside the arid zone.

这些河流和河川系统被称作“外源河流”，因为它们的源头位于干旱地区之外。

Exogenous quinolinic acid is endowed with quite evident anti-inflammatory effects on either acute or subacute models.

外生喹啉酸对急性和亚急性炎症有明显的抗炎作用。

Exogenous variables can include lagged values of endogenous variables.

外生变量可以包括内生变量的后滞值。