Although I have sewn so many loose buttons on my shirts I still have not gotten the hang of sewing. It still takes a lot of time and effort for me to sew.
not get the hang of something這是正統的美語說法.
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 chai of problems. Burning oil leads to increase in carbon dioxide, which leads to the greenhouse effect, which leads to melting of glaciers, which leads to rising sea levels.