The foundational aspect of all card counting strategies is to supplement them with the blackjack 21 basic strategy.

所有算牌法的目的都是为了对21点的基本策略表进行有效的补充。

youdao

This card is not lost supplement, please safekeeping.

此卡丢失不补，请妥善保管。

youdao

While these changes which will not take effect until October 2011 at the earliest will not provide resounding repercussions, they will without a doubt effectively supplement the existing consumer credit card bill of rights.

FORBES: Fed Closes Credit Card Act Loopholes

Gratuities, of course, greatly supplement the earnings of waiters and card dealers.

FORBES: Magazine Article

That puts these accounts out of reach for families living paycheck to paycheck if they do not supplement their everyday spending with the use of a credit card, going deeper into debt each month.

FORBES: The Poor Are Priced Out of Checking Accounts