تاريخ تطور كل جيل من بلاط التسقيف.

English Afrikaans Albanian Amharic Armenian Azerbaijani Basque Belarusian Bengali Bosnian Bulgarian Catalan Cebuano Corsican Croatian Czech Danish Dutch Esperanto Estonian Finnish French Frisian Galician Georgian German Greek Gujarati Haitian Creole Hausa Hawaiian Hebrew Hindi Miao Hungarian Icelandic Igbo Indonesian Irish Italian Japanese Javanese Kannada Kazakh Khmer Rwandese Korean Kurdish Kyrgyz Lao Latin Latvian Lithuanian Luxembourgish Macedonian Malgashi Malay Malayalam Maltese Maori Marathi Mongolian Myanmar Nepali Norwegian Norwegian Occitan Pashto Persian Polish Portuguese Punjabi Romanian Russian Samoan Scottish Gaelic Serbian Sesotho Shona Sindhi Sinhala Slovak Slovenian Somali Spanish Sundanese Swahili Swedish Tagalog Tajik Tamil Tatar Telugu Thai Turkish Turkmen Ukrainian Urdu Uighur Uzbek Vietnamese Welsh Bantu Yiddish Yoruba Zulu Arabic