(let* ((n<sub>1</sub> e<sub>1</sub>) ... (n<sub>i-1</sub> e<sub>i-1</sub>) (n<sub>i</sub> e<sub>i</sub>) ... (n<sub>k</sub> e<sub>k</sub>)) body-expr)
(let ((n<sub>1</sub> e<sub>1</sub>)) ... (let ((n<sub>i-1</sub> e<sub>i-1</sub>)) (let ((n<sub>i</sub> e<sub>i</sub>)) ... (let((n<sub>k</sub> e<sub>k</sub>)) body-expr))))