get stuck in idiom UK informal (also get stuck into something)
干劲十足地开始做，充满热情地着手做
to start doing something enthusiastically
We showed them where the crates had to be moved to, and they got stuck in straightaway. 我们向他们指明了这些板条箱该搬到哪里，他们就立刻干了起来。
You really got stuck into your food (= ate your food quickly) - you must have been hungry. 你吃得可真快——你一定是饿了。
Mum brought in the sandwiches and told us to get stuck in. 妈妈把三明治端进来，让我们赶紧吃。