宇宙的浩瀚难以捉摸。The immensity of the universe is difficult to grasp.道格拉斯让人捉摸不透，他体贴周到，对女孩子颇为殷勤，而且慷慨大方。Douglas was a complex man, thoughtful, gallant, and generous.她既固执又恭顺，令人捉摸不透。She's a curious mixture of stubbornness and ...