Offtrack
出轨; 偏离磁蹟
🗣️ 情景例句
How many courses are you taking this semester?
这学期你选了多少课？
A book that remains shut is but a block.
有书闭卷不阅读，无异是一块木头。
One evening, however, he failed to arrive.
可是，有一天晚上，它出去后再也没回来。