However, it currently lacks two important elements.
It currently lacks two things: labour and investment.
The research team studied a strain of mice that lacks two key tumor-suppressor genes, p53 and Rb.
The K442A R447A mutant lacks two key side chains critical for sequence-specific DNA recognition by GR at multiple response elements (refs. 13,19, and Supplementary Figure 2c).
Something like a Sony Micro CMT-S20 ($120) will do the job, but it lacks two useful features: RCA and S/PDIF input ports.
The Camera Connection Kit lacks two important capabilities that you'd assume would be included in a $30 add-on (they always get you with the accessories).
Let's say you have found the perfect textbook for about 80% of your course, but it lacks two or three topics that you cover in class, and for which you assign a separate book entirely.
A peculiarity of Hyde Park is that it lacks two businesses that would seem to be indispensable for a university community, namely a major hotel and a movie theater.
Thanks to the eccentricities of the Jacobean printing house and the depredations of time (readers removing pages), many surviving copies are incomplete (the Oriel-Getty copy lacks two leaves from Romeo and Juliet).
But even given Mr. Palumbo's skill at subtly evoking horror and his band's proficiency, Crack the Sky lacks two crucial ingredients for success - a strong melodic signature and a powerful lead singer.
The Whitney show has a print component that its Kennedy counterpart lacks: two sets of densely carved wood engravings made by Burchfield early in his career with the collaboration of the artist and wood engraver Julius J. Lankes.
