We can build up the speed gradually and safely.我们可以逐渐稳妥地提高速度。Deposits of plaque build up between the tooth and the gum.牙齿和牙龈之间会滋生牙斑。Exercise in pregnancy can build up your strength and suppleness.孕期锻炼身体可以增强体力和柔韧性。...
This is a significant force in a renascent economy and create a large number of employment opportunities.这是复兴经济和创造就业机会的一股重要力量。All renascent oxygen is consumed for oxidizing metal anode to form metal oxide film.当形成足够厚的氧化膜...