偶然发现
            
    
	例句
	
		- 
			He happened on the book in a secondhand bookstore.
			他在旧书店里偶然发现了这本书。
			
		
- 
			On that heaped table, or on the lowest , dustiest shelf, we stumble on it.
			就在桌上的书堆里, 或是落满灰尘的最底层, 我们偶然发现了它.
			
		
- 
			In contrast, girls are likely to discover masturbation alone and by accident.
			反过来, 女孩大约都是独自或偶然发现自娱的乐趣.
			
		
- 
			Fleming discovered penicillin by accident in 1928.
			弗莱明在1928年偶然发现了青霉素.
			
		
- 
			Perhaps you might chance upon the dictionary at some old bookstall.
			或许你会在旧书摊上偶然发现这本字典.
			
		
- 
			I hit on this book in a small bookshop.
			我在一家小书店里偶然发现了这本书.
			
		
- 
			The world of science, prepared for the unexpected, could capitalize swiftly on Becquerel's chance discovery.
			科学界对这意外发现是有准备的, 因而能迅速地利用贝克勒耳的偶然发现.
			
		
- 
			He came upon the hulking redbrick hospital.
			他偶然发现了这座红砖砌成的森然高耸的医院。