upon 是什么意思

音标：[ ə'pɔn ]

	短语和例子 upon this 于是。

	1.	He rolled his eyes and hit upon an idea . 他眼珠一转悠就想出个主意。
	2.	He lined out a few songs upon request . 他在大家请求之下唱了几首歌。
	3.	I pitched upon the very house that suited me .. 我找到了合适的房子。
	4.	The small ripple split upon the beach . 小小的涟漪卷来，碎在沙滩上。
	5.	The suggestion of his fell upon deaf ears . 他的这项建议没有人理睬。
	6.	She began to enlarge upon the subject . 他开始在这个题目上发挥起来。
	7.	I broke in upon her stream of reminiscences . 我打断她叙述回忆的话。
	8.	Two of the wolves flew upon the guide . 有两只狼向那带路人扑了过去。
	9.	Mrs. trenor fixed a rapt eye upon her . 特雷诺太太全神贯注地望着她。
	10.	He had nothing concrete to fasten it upon . 他抓不到什么具体的证据。

upon是什么意思