by drawing的用法和樣例：
例句
- For the amount of your invoice you may cover yourself by drawing upon me at three months' date from the date of invoice.
請貴公司按照發票金額開出以我公司為付款人的匯票，從開票之日起三個月內付款。 - For the amount of your invoice you may cover yourself by drawing upon me at three months from the date of the invoice.
對於貴方的發票金額，貴方可開出以我方為付款人，自發票出具之日起三個月後付款的匯票。 - The boys amuse themselves by drawing caricatures of their teacher.
男孩子們以畫老師的漫畫取樂。
