例句與造句

1. The behavior of a trusted system is often characterized in terms of a mathematical model & mdash; which may be more or less rigorous, depending upon applicable operational and administrative constraints & mdash; that takes the form of a finite state machine ( FSM ) with state criteria; state transition constraints; a set of " operations " that correspond to state transitions ( usually, but not necessarily, one ); and a descriptive top-level specification, or DTLS, entailing a user-perceptible mainframe parlance ] ), each element of which engenders one or more model operations.
2. It's difficult to find transition constraint in a sentence. 用transition constraint造句挺難的