1921 nî

chhian-liân-kí: 2 chhian-liân-kí
sè-kí: 19 sè-kí | 20 sè-kí | 21 sè-kí
cha̍p-nî-kí: 1890 nî-tāi | 1900 nî-tāi | 1910 nî-tāi | 1920 nî-tāi | 1930 nî-tāi | 1940 nî-tāi | 1950 nî-tāi
: 1916 nî | 1917 nî | 1918 nî | 1919 nî | 1920 nî | 1921 nî | 1922 nî | 1923 nî | 1924 nî | 1925 nî | 1926 nî
1921 nî tī kî-thaⁿ le̍k-hoat
Kan-chi Keng-sin
kàu
Sin-iú
Gregorius le̍k 1921 nî
MCMXXI
Julius le̍k pí Gregorius le̍k chá 13 kang
Hu̍t-le̍k 2465 nî
Tō-kàu-le̍k 4618 nî
Hoê-le̍k 1340~1341
Ji̍t-pún Tāi-chèng (大正) 10 nî
Hông-kì 2581 nî
Tân-kì 4254 nî
Bîn-kok 10 nî
Chú-thé-le̍k 10 nî
Hi-pek-lâi-le̍k 5681~5682
Se-chōng-le̍k iông thih kâu (lcags pho spre'u)
kàu
im thih ke (lcags bya mo)
Hindu le̍k
- Vikram Samvat 1976 – 1977
- Shaka Samvat 1843 – 1844
Iran le̍k 1299 – 1300
Runic le̍k 2171
Assyria le̍k 6671 nî
Ethiopia le̍k 1915~1916
Pò͘-tek-le̍k 62 nî

1921 nîGregorius Le̍k-hoat lāi-bīn sī chi̍t ê pêng-nî, thâu kang sī sî-kan chhò-gō͘; tī Julius Le̍k-hoat lāi-bīn sī chi̍t ê pêng-nî, thâu kang sī pài-gō͘. Chia nî tī Gregorius Le̍k-hoat lāi-bīn pí Julius Le̍k-hoat chá 13 kang. Pō͘-hūn kok-ka tī 1923 nî í-chêng iáu ēng Julius Le̍k-hoat.

Liân-hō

Tang A-chiu kun-chú kì-goân

Sū-kiāⁿ

Bô ji̍t-kî

Albert Einstein

Kok-ka léng-tō-chiá

Siông-sè chhiáⁿ khoàⁿ: 1921 nî kok-ka léng-tō-chiá lia̍t-toaⁿ

Chhut-sì

Bô ji̍t-kî

Kòe-sin

Bô ji̍t-kî

Ji̍t-chì

1921 nî
(Gregorius Le̍k-hoat)
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Chham-khó chu-liāu