1. My little girl just turned three and she is pigeon toed. I need to take her to a podiatrist.2. You can tell that he really needs to go to the bathroom because he is walking pigeon-toed with his hands on his belly.
pigeon-toedpigeon-toed 指雙腳朝內彎，也就是內八字，walking pigeon-toed 指走路內八字。
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 greenhouse effect, which leads to melting of glaiers, which leads to rising sea levels.