涂抹染发剂可能会搞得一团糟，特别是长发。Applying the dye can be messy, particularly on long hair.她告诉我如何使用染发剂.She gave me instructions on how to apply the tint.制造商保证染发剂使用后的有效期间为三星期.The maker guarantees this hair dye to stay on three weeks....
军队强制实行黄昏至黎明的宵禁。The army imposed a dusk-to-dawn curfew.在黎明的灰暗光线中in the grey half-light of dawn黎明的曙光出现在地平线上.The first signs of the dawn appear on the horizon....
Owing to the bad weather, we didn't go to the park.由于天气不好, 我们没有去公园。Stimulation of the autonomic nervous system can occur owing to hypoxia or hypercarbia from depressed ventilation.自主神经系统兴奋作用的发生是由于通气受阻而导致的低氧血症和高碳酸血症引...