界 (jiè) means “(bound form) boundary; border; (bound form) realm”. It is an HSK 6 Chinese character in the HSK 3.0 vocabulary.
科学界对此看法不一。
Kēxué jiè duì cǐ kànfǎ bù yī.
The scientific community has differing views on this.
Updated: 2026-07-18