1·The direction of the wind is constantly changing.
风的方向在不断地变。
—— 《柯林斯英汉双解大词典》
2·I was constantly ill, with a baffling array of symptoms.
我不断地生病,还伴有一大堆莫名其妙的症状。
—— 《柯林斯英汉双解大词典》
3·Thick, yellow smoke pours constantly out of the chimneys at the steel plant in Katowice.
浓密的黄烟不断地从卡托维兹钢铁厂的烟囱里喷吐出来。
—— 《柯林斯英汉双解大词典》
4·Heidi struggled constantly against her sorrow, but in vain.
海蒂不断地与悲伤作斗争,但白费力气。
5·The Earth's rivers constantly carry dissolved salts into its oceans.
地球上的河流不断地将溶解的盐带入海洋。