Mullins knocked me off-balance with his abrupt change of subject.马林斯突然改变话题，这让我措手不及。The pitch of the ship threw the passengers off balance.轮船上下颠簸,使乘客失去了平衡.A gust of wind knocked him off balance and he fell face down in th...
Supplies are under increasing threat from overuse and pollution.由于滥用和污染，供应正受到日益严重的威胁。Love is a word cheapened by overuse.“爱”这个字眼用得太滥不值钱了。Don't overuse heated appliances on you hair.不要过多地使用电热器具弄头发。...
是菊科的一种花,也叫火绒草.Edelweiss ( Leontopodium alpinum ) is one of the best known European mountain flowers.一座小木屋! 那个白色标记就是奥地利的国花 —— 火绒草.A hut! The white logo is Austrian national flower? Edelweiss .其中间有个火绒草, 它就是奥地利的国花.In the mi...