千万不要挤黑头、小肿块或粉刺。Never squeeze blackheads, spots or pimples.灰尘堵塞毛孔，从而生出粉刺。Dirt clogs the pores, causing spots.许多青少年都长粉刺.A lot of teenagers develop acne....
Comparing with the sole maize , the intercropped maize had higher rate of dry matter.不同种植模式下大豆各器官的干物质积累差异不明显.However , maize should be intercropped to wheat fields 10 - 15 d before wheat harvesting.应在小麦收获前10~15天将玉米套种在麦田中...
Peer Steinbr ü ck , Germany's finance minister, has become betenoire because of his forthright criticism.德国财政部长佩尔? 施泰因布吕克 (PeerSteinbruck)因他直言不讳的批评成为罪魁祸首....
偶极子在它的轴的方向上不发射能量.The dipole does not radiate energy in the direction of its axis.欲求的因子为图40那样的脉冲偶极子.The desired operator is the spike doublet of Figure 40.自然界中只能出现磁偶极子以及磁多极子的形式.Only magnetic dipole and higher multipole co...