名词
中文翻译：凹槽
同义词：
['notch', 'groove', 'notch', 'notch']
例句：
-
1.The car has a deep sulcus in the middle of its body.
这辆车的车身上有一个深深的凹槽。
-
2.The tool was designed to fit into the sulcus on the wall.
这个工具被设计成可以插入墙上的凹槽。
-
3. The engineer measured the sulcus and made sure it was wide enough for the machine to pass through.
工程师测量了凹槽并确保机器可以通过。