noun🔗Share麻烟，大麻烟卷 A term for a marijuana cigarette ('joint')."After a stressful day at work, Mark wanted to relax and smoke a j. "工作了一天，压力很大，马克想放松一下，抽根大麻烟卷。substancecultureChat with AIVocabulary GamePractice Reading
noun🔗Sharej 名词 在电子工程领域中，i 的另一种表示，即 -1 的正平方根。 虚数单位，j。 An alternative version of i, the positive square root of -1; used in the context of electronics."In electrical engineering calculations, engineers often use "j" instead of "i" to represent the imaginary unit. "在电气工程计算中，工程师经常使用“j”而不是“i”来表示虚数单位。electronicstechnicalmathChat with AIVocabulary GamePractice Reading
noun🔗Sharej向量 The second unit vector, after i"In this physics problem, we need to calculate the vector's y-component, which is represented by the j. "在这个物理题中，我们需要计算向量的 y 分量，也就是用 j 向量 来表示的那部分。mathphysicsChat with AIVocabulary GamePractice Reading
