Formal concentration
[化] 克式量浓度
🧩 词语组成解析
formal
['fɔ:məl]
adj. （学校教育或培训）正规的;方式上的;礼仪上的;
n. <美>须穿礼服的社交集会;<口>夜礼服;
🗣️ 情景例句
There's nothing wrong with hard work.
刻苦没错。
It'll take a few more weeks for the bone to mend.
还需要花两三周骨头才能复原。
She serves as an impressive reminder of the great ships of past.
它给人们留下深刻的印象，使人们回忆起历史上的巨型帆船，