Trajectories
n. <物>弹道( trajectory的名词复数 ); 轨道; <数>轨线; 常角轨道
🗣️ 情景例句
Richard, did you go to the Davis Aerobics class today? Richard
你去上Davis有氧运动健身课了吗？
Poverty is apain, but no disgrace.
贫困是痛苦，但不是耻辱。
Beware of methylated alcohol, which is very poisonous,
要提防甲基化酒精，那是剧毒的，