Security force
un. 〔军〕警戒部队；保安部队\\n
🧩 词语组成解析
force
[fɔ:s]
n. 力;武力;（社会）势力;魄力;
vt. 强迫;强行;促使，推动;强奸;
🗣️ 情景例句
She was still beautiful at the age of forty.
她活到四十岁仍然很美。
What's up?
最近有什么好事吗？
On Christmas Day, the man still had his right leg in plaster.
圣诞节那天，他的右腿还上着石膏，