For caution's sake
為慎重起見
?? 詞語組成解析
for
[f?]
prep. 為，為了;傾向于;關(guān)于;當作;
conj. 因為，由于;
sake
[sek]
n. 緣故;理由;日本米酒;目的;
??? 情景例句
That's irrelevant.
那不相干。
Judge not according to the appearance.
不要以貌取人。
But you still haven't explained what you're doing here.
啊，你還沒有說你是來干什么的。