use
avoid
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→yi3mian3 • yǐmiǎn
to avoid
in order to avoid, so as to avoid, so as not to, lest
仔细 检查, 以免 出错
check carefully to avoid mistakes
请 你 小心 驾驶, 以免 发生 意外。
Please drive carefully to avoid accidents.
经常 擦油, 以免 生锈。
Oil it regularly to avoid rust.