- 重点词汇
- pilesn.痔，痔疮;桩( pile的名词复数 );一堆;绒头;摞;
- foreseenv.预知，预见( foresee的过去分词 );
- mmabbr.=megameter;=millimeter;=millimicron;
- underprep.在…下面;受…影响;由…控制;在…过程中;由…造成;根据，按照;少于，不足;用，以;
- andconj. 和，与;而且;于是，然后;因此;
- diametern.直径，直径长;放大率;
- backfilledv.回填（挖掘的洞穴）( backfill的过去式和过去分词 );
- rivern.河，江;溪，巨流;
- cementn.水泥;胶合剂;纽带;
- slabn.厚板，平板，厚片;混凝土路面;
- 相关例句
The trench will be backfilled and reinstated to the original condition upon completion of works.
在建造工程竣工后,电缆壕坑将被回填至原状.
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The contract that was signed on Thursday morning was backdated to March 11.
周四早上签订的合同实际生效日期追溯到3月11日。
《柯林斯高阶英汉双解学习词典》
F 1 females could be backcrossed to the male homozygous recessive parent.
也可用雌性F1与隐性纯合雄性亲本回交.
词典精选例句
Securing supplies, on the other hand, has more appeal among the backbenchers.
保障供给, 另一方面, 对普通议员有更大吸引力.
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Our engineers in the back rooms are ecstatic, the preliminary indications look wonderful.
在后面房间里,我们的工程师欣喜若狂, 初步迹象看起来非常棒.
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The Babysitters Club tried to think of ways to compete with the older group.
于是,“护幼俱乐部”便想方设法与“护幼代理处”一争高下.
英语晨读30分（高三）
These summits, nearly three miles up, are home to some very remarkable mountaineers: Gelada baboons.
这些峰顶约三哩高, 居住著非常卓越的登山家: 衣索比亚狒狒.
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