英语语法分析

Water collected in the crateriform hole in the floor.

水聚集在地板上那漏斗状的凹洞里。

The typical symptom appeared as approximately circular spot with a yellow halo, without crateriform symptom as that of citrus canker.

病斑近圆形，周围有黄晕，但不象柑桔溃疡病那样有火山口开裂。