foresee foreshadow和forthonght有什么区别?

foreseevt。-saw,-seen,-seeing预见；预知to foresee trouble预见到有问题Those who can foresee difficulties on their way to success may keep calm when they really appear。在走向成功的路途中能够预见到困难的人在困难真正出现的时候常常能保持冷静的态度。foreshadowvt。预示; 预兆Dark clouds foreshadow a storm。乌云预示暴风雨的来临。forethoughtn。1 事先的考虑,预谋2 深谋远虑A little forethought would have saved you much trouble afterwards。如果事先稍微考虑一下的话,就会省掉你以后的许多麻烦了。