GATT — General Agreement on Tariffs and Trade, which has been superseded as an international organization by the WTO. An updated General Agreement is now one of the WTO's agreements.
GATT 1947 — The old（pre-1994）version of the GATT.
GATT 1994 — The new version of the General Agreement, incorporated into the WTO, which governs trade in goods.
Members — WTO governments（first letter capitalized, in WTO style）.
MFN — Most-favoured-nation treatment（GATT Article I, GATS Article II and TRIPS Article 4）, the principle of not discriminating between one's trading partners.