HSK 5
以来
yǐlái名
since (used after a specified time or event)
今年以来销量一直在增长。
Jīn nián yǐ lái xiāo liàng yì zhí zài zēng zhǎng.
Sales have continued to grow since the start of this year.
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New in the HSK 3.0 word list at level 5.