This is very educational. 这很有教育性。 He lags behind everyone else. Practice makes perfect. 他落在众人之后。 熟能生巧。 There's no shortcut to learning. You'll get the hang of it. 做学问没捷径可寻。你会很快掌握要诀。 It has a steep learning curve. I'm getting rusty at it. 这蛮难学的。我已对它生疏了。 You'll do better after a while. 过一阵子你会进步些。 You're on the right track. I think you're catching on. 你这种想法完全正确,我想你渐渐开窍了。 You're almost there. He's quick to catch my drift. 你已很接近了。他很快就领悟了我的意思。 You're learning. Learning is an ongoing process. 你渐渐弄通了。学海无涯。