🧩 词语组成解析
abbr. substantial gainful activity 执著的惟利是图的行为
infant
['ɪnfənt]
n. 婴儿，幼儿;未成年人;初学者，生手;
adj. 婴儿的，幼儿的;幼稚的，幼小的;初期的;未成年的;
in不 + fant=fans说话 →不能说话的 → adj.婴儿的
🗣️ 情景例句
Guess what I just found out.
你猜我刚知道了什么？
It is too late to come with the water when the house is burnt down.
马后炮。
From both maturity to death, a wave is subject to the same laws as any other'living'thing.
从成熟到消亡，波浪和其他任何活动中"的东西一样，都受制于共同的法则。