我们要把羊肉块串在签子上烤。
We need to ___skewer the lamb cubes onto skewers before grilling.
她用竹签把烤肉串了起来。
She ___skewered the meat with bamboo sticks for grilling.
他正在用竹签串肉块准备烧烤。
He is ___skewering chunks of meat with bamboo sticks for the barbecue.