Levelling bulb
[化] 平液球管
🧩 词语组成解析
n. 水准测量, 整平, 测平\\n[计] 使均匀, 校平, 平整, 调整
bulb
[bʌlb]
n. 球茎，块茎植物;电灯泡;[解剖学]肿块;
🗣️ 情景例句
instead of you coming here.
而不是你到这儿来。
I played upstairs yesterday.
我昨天在楼上玩。
Because the gravity on the Moon's surface is only a sixth of Earth's
由于月球表面的重力仅是地球表面的1/6-