hemicycle / ?hem??sa?kl / n. 半圓形

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My seat is arranged to the center of the hemicycle in the conference room.

我的座位安排在半圓形座位區的中央。

hemisect / ?hem??sekt / v. 切成兩半

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I hemisected the apple，using a knife. 我用刀把蘋果切成兩半。

hemisphere / ?hem?sf??(r) / n. 半球體

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We live in the southern hemisphere. 我們生活在南半球。