Sef
abbr. 海峡交流基金会（Straits Exchange Foundation）；严重误码帧（ Severely Errored Frame）；钠排泄因子（sodium excreting factor ）
🗣️ 情景例句
And miles to go before I sleep,
在我就寝前还得赶许多哩路
Deeds are fruits,words are but leaves.
行动是果实，言语只是叶子。
Or possibly I should have gone to the manager and told him who was stealing meat.
或者我早该去找经理，告诉他谁在偷肉。