Pentaborate
五硼酸盐
🗣️ 情景例句
The communists don't believe in God or ghosts.
共产主义者不相信鬼神。
Business is the salt of life.
事业事人生之盐。
Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with their closest relatives.
与此同时，两个小时以前放下井去的一只麦克风使井下的人可以与其亲属保持联系。