Memorial portion: this is probably to be understood in the sense of a “token” or “reminder.” See verse 2 above.
Frankincense: see verse 1.
An offering by fire: see 1.9.
Quoted with permission from Péter-Contesse, René and Ellington, John. A Handbook on Leviticus. (UBS Helps for Translators). New York: UBS, 1990. For this and other handbooks for translators see here .