Have sth. pat
对某事了如指掌
🧩 词语组成解析
have
[hæv]
aux. 用以构成完成式及完成式的不定式，表示已经…;
vt. 有，具有;拿，取得;从事;必须，不得不;
n. 〈口〉有产者，有钱人;富国;〈英俚〉欺骗，诈骗;
have=possess持有 → 有
pat
[[pæt]]
n. 轻拍\\nv. 轻拍\\nadv. 适时, 正好, 恰好, 毫不迟疑, 熟记地\\na. 恰好的, 合适的, 熟练的, 坚定的, 人为的
🗣️ 情景例句
She's unhappy
她很不高兴。
I was thirty on my last birthday.
我在我最后一个生日时30了。
After the accident, all the lines and taps were clearly marked and new people joining the workforce were given a talk on safety before they started work.
火灾过后，所有的管道和龙头都被标得一清二楚，而且加入劳动队伍的新工人在开始工作之前要接受有关的安全教育。