1. A child prodigy, Albert can multiply five-digit numbers in his head within seconds.2. Dennis is ten and he is already teaching college. He is a wunderkind.
 child prodigy wunderkind wonder child這些都是正統的美語說法.
這是一個連環問題: 燃燒石油導致二氧化碳增加，二氧化碳增加導致溫室效應，溫室效應導致冰層融化、海平面上升。 (請填空)
This is a chain of problems. Burning oil leads to increase in carbon dioxide, which leads to the greenhuse effect, which leads to melting of glaciers, which leads to rising sea levels.