词性及解释
vt.
挖空, 挖出, 凿通
vi.
挖空, 挖出, 凿通
词形变化
动词过去式: excavated
过去分词: excavated
现在分词: excavating
第三人称单数: excavates
英英解释
-
1.
v.remove the inner part or the core of
[例]
○ the mining company wants to excavate the hillside
-
2.
v.form by hollowing
[例]
○ Carnegie had a lake excavated for Princeton University's rowing team
○ excavate a cavity
-
3.
v.find by digging in the ground
[例]
○ I dug up an old box in the garden
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4.
v.recover through digging
[例]
○ Schliemann excavated Troy
○ excavate gold
常用词组
例句
1.
They plan to excavate a large hole before puttIng In the foundations.
他们计划打地基前先挖个大洞。
2.
I let him excavate around the mine..
我准许他在金矿周围挖掘..
3.
When a foundation is laid in poor soil, it is necessary to excavate to a greater depth than normal to reach a solid base.
若将基础建在地基土层较差的地方,其基坑的深度必须大于常规深度,以使基础落于较坚实的地基上。
词汇级别
词汇听力：
小测验：选择正确的单词