gastight
impermeable to gases
In the form of a spicula; long and pointed. / Having spicules or small spikes.
plural of brainbow
plural of Count Branicki's mouse
実験中、容器のガスを通さない密閉シールが蒸気の漏れを防ぎました。
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DiQt
Free
★★★★★★★★★★
