In earlier years, though communication boards existed, their bulk and weight (about half a meter in length and weighing 1.7 kilograms) made them inconvenient to carry for Hwang, with her poor sense of balance and tendency to fall.
早年雖然有溝通面板，但因面板體積大（長約半公尺，重達 1.7 公斤)，對身體平衡感差、極易摔倒的黃美廉來說，攜帶並不方便。