ประโยคภาษาจีน : 中文句子 |
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chán rào 缠绕 guāng 光 shù 束 yǐ 已 bèi 被 yòng yú 用于 guāng xué xiǎn wēi jìng 光学显微镜 dàn 但 chán rào 缠绕 diàn zǐ shù 电子束 zé 则 gèng jiā 更加 kùn nan 困难 |
Twisted beams are already in used in optical microscopy, but it is much more difficult to twist beams of electrons. |