Catalytic action
[医] 催化作用
🧩 词语组成解析
a. 催化的\\n[医] 催化的
action
['ækʃən]
n. 行动，活动;功能，作用;手段;[法]诉讼;
🗣️ 情景例句
Don't drink the tap water.
别喝自来水。
Please turn the light off when you leave.
离去时请随手关灯。
she rang up her daughter and asked for her help in what she described as a little spot of bother.
她只得打电话向女儿求援，说她碰到了一点儿小麻烦。