Daimler and BMW deepened their alliance on Thursday to share spiraling development costs for highly automated driving technologies, even as each carmaker pursues separate efforts to develop fully self-driving cars.
S Daimler [and] BMW
V [deepened] 深め
O their alliance (on Thursday)同盟
V [to share]
O (spiraling development) costs
[for] (highly automated driving) technologies
S (each) carmaker
O separate efforts
V [to develop]
O (fully self-driving) cars.