英语学习笔记：
through [θru] adv. 通过；径直 adj.直达的；直通的 prep.穿过；凭借
thick [θɪk] adj. 厚的；浓密的
thin [θɪn] adj. 薄的；瘦的；稀的
drive－through 汽车餐厅
through and through 完全地
through with 完成...
through thick and thin 不顾艰难险阻
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We've been friends so long I know you through and through.
咱们多年的朋友，对你太了解了。
Are you through with your work?
你工作做完了吗？
I’ll support you through thick and thin.
在任何情况下我都会支持你们。
