1. 永远 (yǒngyuǎn) - This is the most common and direct translation of "forever" and is used in most situations. It means "lasting eternally" or "for all time."
2. 长久 (chángjiǔ) - This means "long-lasting" or "enduring." It implies a long period but not necessarily eternal.
3. 永恒 (yǒnghéng) - This emphasizes the concept of "timelessness" and is often used in a more poetic or philosophical context.
4. 永远地 (yǒngyuǎn de) - This is a grammatical structure used to emphasize the "forever" aspect of a verb or adjective. It means "forever" in a specific context.
5. 生生世世 (shēngshēng shìshì) - This means "life after life" or "for all eternity" and carries a strong religious connotation.
The best translation for "forever" depends on the specific context and the meaning you want to convey.