In there compounds, the cyclopentadiene ring has only four hydrogens.在这些化合物里, 环戊二烯环只有4个氢.Those that are aligned perpendicular to the plane are called axial hydrogens.与平面垂直定向的氢叫做直立氢.A methane molecule is composed of one c...
The polish is rubbed off.上光蜡被擦掉了。A hot plate will spoil the table's polish.热盘子会弄坏桌面的光泽。Five Polish banks are to be twinned with counterparts in Western Europe.5家波兰银行将和5家西欧银行结为姐妹银行。Use brown polish on these shoes.用棕色...
The ship sailed laying along because of a crosswind.由于一股猛烈的侧风,船倾斜着航行.Decreased the left crosswind correction as the airspeed increased.侧风修正的幅度随着速度的增加而减少.The aircraft will turn and go left in the effect of crosswind.在侧风的条...