Douala
| Douala | |
| — Chū-lo̍h — | |
|
|
|
  Douala |
|
| Keng-hūi-tō͘: 4°03′N 9°42′E / 4.05°N 9.7°E | |
| Kok-ka |  Cameroon
|
|---|---|
| Chiu | Chiu |
| Koān | Wouri |
| Bīn-chek | |
| - Lóng-chóng | 923 km2 |
| Koân-tō͘ | 13 m |
| Jîn-kháu | |
| - Lóng-chóng | 2,768,436 lâng |
| - Bi̍t-tō͘ | 2,999.4/km2 |
Douala sī Cameroon Chiu Wouri Koān ê chi̍t ê chū-lo̍h.