对撞

对撞	duì zhuàng	to collide head-on
对	duì	right; correct / towards; at; for / concerning; regarding / to treat (sb a certain way) / to face / (bound form) opposite; facing; matching / to match together; to adjust / to fit; to suit / to answer; to reply / to add; to pour in (a fluid) / to check; to compare / classifier: couple; pair
撞	zhuàng	to knock against / to bump into / to run into / to meet by accident