overdrafts
n. [金融]透支（overdraft 的复数形式）
例句
He often overdrafts his account.
他的帐户经常透支。
Are negative balances (overdrafts) allowed?
允许负余额(透支)么？
The overdrafts of very large companies are commonly unsecured.
相当大的公司透支通常无需担保.
