a.  人造的，人工的 ≠ natural ≈ false

a.  人为的

a. 〔行为〕虚假的，不真挚的，矫揉造作的〔含贬义〕≠ genuine

• Artificial Intelligence (AI)  人工智能

• artificial flowers  假花

• artificial distinctions  人为差别

• an artificial smile  假笑

• The new rules were introduced as part of an anti-obesity campaign that also includes a recent citywide ban on artificial trans-fats in restaurant food. 人工反式脂肪

BrE /ˌɑːtɪˈfɪʃl/

NAmE /ˌɑːrtɪˈfɪʃl/