target at瞄准 ...targetn.目标；对象；靶vt.把 ... 作为目标；瞄准target pick-up目标拾取target pervasion目标扩散target hardening目标加固Target leaf spot褐斑病targeted therapy射靶疗法, 磁性微球疗法target programme目标反射能力targets tracking目标跟踪Target Direction目标指示target leak rate指标泄漏率Targeting System目标因素