英语语法分析

Learn the unforced rhythms of grace.

学会恩典的韵律，那从来不是勉强来的。

China should be a constant topic of unforced conversation.

中国应该成为一个自然而然的、经常谈论的话题。

Federer wound up with 66 unforced errors, 28 more than Djokovic.

费德勒有66次非受迫性失误，比德约科维奇多28次。