entrench 是什么意思

	vt. 1.在…围以壕沟，用壕沟防护。 2.盘踞，固守，牢固树立。 3.深挖。 vi. 1.侵犯，侵占。 2.〔古语〕接近 (on; upon)。短语和例子 be entrenched in ... 盘踞在…。 entrench oneself 挖壕沟自卫。 entrenched within tradition 墨守惯例。 n. -ment 1. 掘壕沟，筑垒。 2. 壕沟，堡垒，阵地。 3. 保护。 4. 〔古语〕侵犯。

	fix firmly or securely 同义词：intrench,
	occupy a trench or secured area; "The troops dug in for the night" 同义词：dig in,
	impinge or infringe upon; "This impinges on my rights as an individual"; "This matter entrenches on other domains" 同义词：impinge, encroach, trench,

	1.	They entrenched themselves at once . 他们立刻挖壕防护自己。
	2.	The enemy was strongly entrenched upon the other side of the river . 敌人在河的彼岸以坚固的壕沟防护自己。
	3.	Now, three years later, dr lord was solidly entrenched at felding-roth . 现在，三年过去了，洛德博士在费尔汀--罗斯公司稳稳地站住了脚。
	4.	These concepts were firmly entrenched in the mathematical formulation of classical mechanics . 这些概念在经典力学的数学表述中根深蒂固。
	5.	The term condensation is now firmly entrenched in the literature of polymer science . 缩合这个术语，现在在聚合物科学文献中已牢固的确定。
	6.	The concepts are usually firmly entrenched in the minds of those who have studied general science or chemistry . 这些概念是在那些研究普通科学或化学的人们头脑中牢固树立的基本概念。
	7.	The troops were entrenched near the mountains 部队在群山边筑起壕沟以防卫自己。
	8.	You can ' t shift her from her entrenched beliefs 你无法改变她牢不可破的信仰。
	9.	They entrench themselves behind undeniable facts 他们在无可否认的事实后面固守著自己。
	10.	The army entrenched themselves on the other side of the river 军队在河的另一边固守著自己。

entrench是什么意思