observing tube造句

"observing tube"是什么意思

造句与例句手机版

He observed tubes with energy rays extending from a negative electrode.
A few feet from the diving hole, scientists have lowered an observing tube 30 feet into the ice.
It's difficult to see observing tube in a sentence. 用observing tube造句挺难的

相邻词汇

用"observing systems"造句, 用"observing the cosmos"造句, 用"observing the moon"造句, 用"observing time"造句, 用"observing tower"造句, 用"observing tubes"造句, 用"observings"造句, 用"obsesion"造句, 用"obsesiones"造句,

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