a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)
the compass point midway between south and east; at 135 degrees
SE的用法和样例：
例句
"But it's important to remember this is not about the technology, per se; It's about how it is used, " says psychologist Christine Riley of Intel, one of the study's sponsors. "然而，重要的是不要忘记这与技术本身是无关的，问题在于如何使用因特网。"这项研究的发起人之一、心理学家、英特尔公司的克里斯廷·赖利说。
He had different clothes for every hour of the day. One day two cheats came to se the Emperor. 每天每个小时他都要换一套不同的衣服。一天，有两个骗子来见皇帝。
The drug is not harmful per se, but is dangerous when taken with alcohol. 该药本身并无害处，但与酒类同服则有危险。
