🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
labor
['leibə]
n. 劳动;努力;工作;劳工;
v. 努力争取(for);苦干;详细分析;
adj. 劳工的，工会的;（常大写）（英国或英联邦国家）工党的;
vi. （指引擎）缓慢而困难地运转;
🗣️ 情景例句
My computer was infected by a virus, I guess since I didn't have firewall installed.
我的电脑受到病毒感染了，我想是因为我没装防火墙。
I'm sorry I forgot your birthday, it completely slipped my mind.
我很抱歉忘了你的生日，我完全不记得了。
Please come in and sit down. But come to school earlier next time.
但下次要早点到校。