Rarifies
vt. 使成精细；使变稀薄\\nvi. 变稀薄；纯化
🗣️ 情景例句
Shows insufficient evidence of achievement.
缺乏获得成功的足够依据。
Is this a daily flight?
这是每日航班吗？
I'm afraid I have bad news for you.
恐怕我有坏消息要告诉您。