} expressions, such as deferred evaluation and the option to set the value of an EL expression.

} 表达式的其他功能，比如延迟求值和设置 EL 表达式的值。

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These unitholders will receive the then-current net asset value of the units, based on the current market value of the underlying securities in the portfolio, less any remaining deferred sales charge, as of the evaluation time.

FORBES: Why Unit Investment Trusts Can Be A Good Investment Alternative