Lex tries each rule in order, matching the longest stream of input it can.

lex依次尝试每一个规则，尽可能地匹配最长的输入流。

youdao

SEHK are executed by the Automatic Order Matching and Execution System (AMS).

联交所的证券交易经自动对盘及成交系统进行。

youdao

Securities transactions on the SEHK are executed by the Automatic Order Matching and Execution System (AMS).

联交所的证券交易经自动对盘及成交系统进行。

youdao

Securities transactions on the SEHK are executed by the Automatic Order Matching and Execution System (AMS).

联交所的证券交易经自动对盘及成交系统进行。

youdao