limit case

• 极限情况

limit case的用法和样例：

例句

1. This is an extreme case, generally complete extinction does not occur.
   这是一种极限情况，一般说来，并不致发生完全熄火。
2. We can approach the limiting case of free propagation by allowing the aperture dimensions to increase indefinitely.
   让孔的线度无限增大，我们就能趋近于自由传播的极限情况。