id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
eltls-31615	Luo, Gongke	Research on Possible Causes and Solutions about the Problem of Second Language Vocabulary Acquisition Decay	2023	10	.pdf	application/pdf	4090	197	53	What is hard to learn is easy to forget: The roles of word concrete- ness, cognate status, and word frequency in foreign-language vocabulary learning and forgetting. Besides the familiarity, the frequency of words used in L1 also affects the learners’ judgment of the degree of abstraction of L2 words meaning.	cache/eltls-31615.pdf	txt/eltls-31615.txt